100以内加减进位借位运算.docx

100以内加减进位借位运算100以内加减进位借位运算 67-59= 92-34= 83-35= 14+19= 14+38= 49+24= 35-19= 61-57= 90-38= 15+39= 66+18= 95-47= 100-54= 74-17= 35+65= 92-76= 22+15+35= 93-74+39= 93-29-16= 70-32+55= 63+27-69= 75-59= 94-25= 51-18= 19+46= 68+13= 23+59= 21-15= 73-64= 25+28= 37+59= 50-21= 63-28= 80-44= 92-57= 55-29= 16+54= 45-36= 66+19= 100-56= 84-55= 44+18= 16+36= 50-41= 26+48= 83-58= 35+45= 19+27= 55-27= 47+15= 62-29= 36-17= 69+31= 16+75= 26+46= 64-46= 30-15= 100-29= 29+38= 41-25= 43+19= 73-68= 17+55= 91-13= 25+29= 53-35= 64-28= 100-53= 70-27= 55-29-17= 81-18-25= 57+24-55= 30-12+67= 28+66-18= 95-89+18= 11+25+27= 90-15-56= 32+29+38= 14+59-39= 1 67+16= 80-69= 87-49= 100-52= 16+29= 97-18= 37+13= 19+69= 19+24= 60-35= 16+56= 17+53= 90-83= 67+19= 38+34= 44-39= 44-37+17= 16+78-27= 18+73-89= 25+75-83= 94-26+24= 100以内加减进位借位运算 71-63= 18+64= 90-52= 33-17= 52-28= 48+19= 46-28= 17+65= 29+52= 17+23= 19+17= 35+16= 70-19= 11+39= 22+29= 72-38= 37+27-59= 51-33+38= 54-25+65= 26-17+69= 54-48+88= 80-59= 48+39= 24+46= 100-49= 87-39= 18+39= 92-24= 92-47= 53-25= 31-26= 82-53= 58+35= 96-58= 43-37= 25+67= 12+38= 27+36= 100-21= 56-39= 23+47= 61-47= 27+58= 64+16= 26-19= 28+55= 46+25= 34+38= 28+13= 21-12= 91-73= 29+53= 81-12= 37+27= 53+28= 56+19= 82-75= 39+46= 69+21= 32-25= 73-35= 19+38= 47+45= 34+19= 80-37= 72-13= 15+27= 45-29= 40-18= 14+55+22= 22+29-34= 20+35+16= 29+34+19= 41+15+27= 40-18-18= 15+27+40= 73-38-29= 45+49-85= 72+18-88= 2 23+49= 68-29= 95-16= 11+59= 27+16= 63-19= 76-69= 54-45= 94-39= 37-29= 17+46= 47+23= 60-51= 89+11= 65-58= 18+66= 13+58-13= 86-19-38= 23+26+42= 40-23+48= 23+25+42= 100以内加减进位借位运算 40-33= 75-69= 39+36= 44+47= 50-29= 84-39= 27+54= 23+18= 100-15= 26+54= 62-13= 63-57= 25+57= 95-28= 86-79= 52-47= 45+18+10= 83-45+18= 16+16+63= 36+25-57= 59+22+19= 90-24= 29+25= 81-28= 18+57= 69+21= 48+35= 94-78= 11+29= 24+39= 32+59= 25+36= 84-66= 81-74= 92-18= 40-16= 18+32= 14+69= 66+28= 22+68= 80-29= 91-19= 57-29= 69+19= 27+28= 15+66= 37+24= 76+19= 54+36= 91-16= 77+16= 65+29= 100-38= 92-64= 48+37= 39+38= 66-49= 74-69= 12+29= 77+14= 70-35= 85-16= 84-19= 39+39= 82-25= 17+37= 76+15= 43+48= 92-85= 73+27-97= 74-46+15= 23+18+58= 66-47+12= 29+23+43= 92-83+43= 18+30+43= 96-28+26= 51+23+16= 17+33-34= 3 31+19= 55-37= 61-19= 72-29= 58+26= 51+49= 25+59= 46+39= 62+38= 90-19= 31+39= 96-27= 100-13= 97-69= 65-27= 75+18= 92-16-38= 52-47+86= 26+32+37= 81-24-38= 15+39-17= 100以内加减进位借位运算 42-35= 38+46= 17+67= 68+29= 54-25= 58+13= 61-25= 33-18= 73-15= 60-28= 34+16= 43-37= 29+53= 39+49= 65-37= 20-11= 72-15-29= 17+21+57= 17+44+10= 91-28-34= 28+34-39= 51-34= 31-26= 90-32= 53-28= 98-49= 14+28= 88+12= 81-33= 64+18= 43+57= 56+19= 93-89= 46+48= 65+15= 86-67= 70-42= 34-18= 15+49= 84-25= 92-73= 38-29= 39+23= 80-36= 53-48= 96-78= 26+39= 92-24= 82-77= 93-87= 16+46= 29+55= 46+46= 94-18= 47+48= 15+28= 81-13= 58+32= 57+35= 27+59= 28+56= 57+38= 93-18= 93-69= 70-68= 16+48= 91-73= 100-21= 71-65= 16+26+19= 64-18-18= 15+27-39= 92-24+23= 63-19-38= 19+61-51= 11+18+63= 57+14-53= 72+18-41= 28+33-18= 4 18+17= 24+47= 25-19= 78-19= 32-23= 47+43= 63-19= 26+17= 27+14= 54-45= 92-46= 66-59= 80-59= 16+25= 73-59= 74-56= 56+19+15= 64+16-47= 29+31-48= 19+35+36= 23+47-65= 100以内加减进位借位运算 86-69= 22+38= 84-75= 100-29= 74-15= 100-52= 52-37= 91-13= 37+59= 30-11= 75+16= 66+17= 52-35= 90-37= 62-29= 36+17= 73-18-27= 92-29-35= 34+29-18= 27+24-33= 100-28-39= 43+19= 61-29= 83-78= 92-77= 71-47= 90-58= 36+39= 26+27= 15+59= 39+53= 93-74= 20-19= 82-63= 28-19= 17+26= 70-27= 44-38= 28+63= 18+49= 67+16= 66+19= 25+28= 53-35= 37+34= 50-21= 63-28= 82-37= 39+51= 64-26= 19+69= 17+27= 43+39= 21-15= 25+26= 59+15= 80-18= 19+44= 32+28= 91-33= 13+18= 74+17= 98-79= 60-35= 66+18= 95-88= 69+31= 16+75= 19+41= 10+25+47= 81-42+45= 40-26+69= 29+61-55= 13+23+17= 100-13-49= 60-16-15= 63-55+56= 15+79-67= 26+44+14= 5 73-19= 25+46= 100-54= 47-29= 100-75= 32+48= 35+65= 92-76= 67+14= 34+66= 55-27= 29+14= 56+24= 28+15= 56-47= 26+46= 26+44-14= 19+24+50= 70-34+26= 80-19-45= 92-29-36= 100以内加减进位借位运算 74+26= 57+35= 91-47= 49+34= 52+48= 35+56= 12+78= 27+55= 47+19= 29+24= 45+25= 82-47= 73-29= 36+27= 82-28= 100-89= 17+39-18= 49+11+34= 79+12-56= 36+49+11= 22+47+15= 55-16= 52-24= 80-56= 45+48= 14+49= 44-29= 64-35= 37+27= 53-45= 56+36= 72-55= 51-28= 45+26= 54+17= 66+29= 70-61= 21+49= 100-18= 53+19= 38+47= 100-87= 90-48= 15+65= 92-17= 78-39= 100-85= 66-29= 17+18= 37+48= 68+23= 44-28= 100-16= 93-86= 71-35= 94-35= 48-39= 43-29= 46+45= 40-15= 83-25= 72-57= 70-38= 55+16= 52-25= 24-18= 41-34= 84-45= 54-19= 83-48+39= 50-33+58= 10+37+24= 55+16-19= 70-63+84= 18+36+27= 55+16+19= 100-37-44= 48+37-69= 17+39-38= 6 80-34= 59+27= 61-44= 15+69= 29+51= 18+58= 87+13= 92-89= 71-12= 80-52= 100-42= 40-37= 64-58= 92-87= 79+12= 29+47= 83-25+15= 91-24-18= 78+15-47= 64-56+36= 57+33-81= 100以内加减进位借位运算 90-47= 85-37= 90-89= 68-39= 48+32= 35+48= 26+36= 19+57= 32-19= 93-38= 34+58= 37+24= 57+14= 18+17= 14+46= 69+12= 65+27-74= 47-38+89= 19+35+36= 90-27-34= 26+37+30= 42+49= 35+28= 27+29= 90-23= 83-18= 92-83= 52-46= 15+39= 76+16= 38+39= 72-28= 42-27= 62-57= 58+25= 77+13= 71-56= 100-59= 26+74= 49+14= 24+17= 91-24= 18+34= 81-53= 37+26= 90-49= 16+65= 100-63= 70-17= 19+54= 39+44= 64-59= 36+27= 70-67= 27+56= 56+17= 78+16= 29+51= 80-11= 35+55= 85-39= 19+14= 32+59= 71-57= 16+15= 85-56= 35+47= 65-49= 23+17= 17+12+52= 71-32+59= 100-13-49= 13+23+17= 27+34-39= 18+63-18= 18+38+27= 70-63+84= 91-16-17= 10+35+29= 7 75-19= 71-53= 61-16= 29+65= 81-24= 25+39= 80-56= 19+31= 87-58= 67+26= 50-12= 66+29= 100-18= 22+19= 47+38= 15+18= 84+16-15= 36+49+11= 83-48+39= 45+23+23= 53+17-59= 100以内加减进位借位运算 70-62= 63-39= 76-67= 91-23= 30-25= 70-19= 34+58= 72-58= 35+55= 79+13= 55-17= 47-18= 100-16= 87+13= 54+18= 78+15= 86-39+39= 30-23+44= 64-37+25= 47-39+19= 74-29+49= 100-19= 47-38= 69+22= 80-55= 63+17= 86-38= 56+37= 93-18= 16+24= 91-46= 52-24= 94-15= 81-53= 32+19= 57+34= 41-38= 32+39= 44+29= 90-47= 64-59= 36+27= 45-26= 78+16= 66+29= 55-19= 29+48= 17+17= 39+18= 71-64= 77-19= 64+16= 69+18= 93-36= 92-39= 42+58= 66-27= 100-63= 35+28= 44-27= 45+46= 90-48= 81-74= 92-87= 77-18= 45+47= 50-33= 29+28= 81-29= 24+17-38= 86-39-39= 72-36-28= 29+26+35= 100-19-33= 24+18+58= 76-67+27= 18+15+24= 56+34-34= 39+42-59= 8 48+35= 24-17= 64-36= 32-16= 28+53= 67+26= 70-67= 57+14= 62+18= 38+47= 63+19= 25+17= 91-45= 56+38= 26+37= 70-38= 93-17-39= 47+39-19= 90-72+36= 64-58+28= 46+45-73= 100以内加减进位借位运算 19+41= 45+55= 27+18= 15+56= 42+38= 87-68= 51-35= 39+47= 84-27= 48+44= 40-24= 39+27= 17+46= 82-15= 35+39= 21-15= 91-28-35= 18+44+11= 80-17-49= 15+78-46= 67+13-36= 66+34= 27+43= 61-52= 81-38= 73-14= 66-59= 98-79= 44-35= 60-54= 54-29= 48+24= 71-19= 20-14= 54-26= 47+49= 33-24= 58+14= 80-17= 18+43= 16+48= 91-32= 53-29= 71-24= 50-37= 19+65= 26-19= 32-25= 62-26= 84-25= 71-22= 80-37= 54-49= 12+18= 42-18= 61-29= 83-78= 55-46= 35+16= 44+56= 47+47= 95-19= 25+45= 16+49= 69+28= 17+26= 95-39= 27+37= 16+29= 54-47+27= 95-88+18= 36+34-63= 100-25-66= 65+18-19= 57+19+16= 72-64+65= 28+37+11= 14+33+23= 55-49+89= 9 74-36= 80-18= 17+47= 58+39= 66+16= 28+13= 19+17= 100-94= 64-45= 28+37= 17+69= 94-87= 77-29= 84-75= 49+21= 32+48= 19+61-52= 14+58-58= 48+20+13= 23+29+34= 92-28-15= 100以内加减进位借位运算 74-67= 38+43= 23+39= 15+67= 40-35= 29+67= 73+27= 56+34= 38+39= 67+24= 44+46= 72-29= 75-69= 57-29= 14+66= 22+68= 25+32+37= 32+37+22= 24-15+87= 92-16-38= 12+24+37= 83-66= 61+39= 80-75= 52-43= 74+26= 90-68= 81-72= 100-62= 64-28= 70-36= 39+13= 25+37= 91-63= 18+33= 29+42= 58-49= 14+47= 37+19= 23+18= 34-27= 50-28= 18+56= 47+38= 48+35= 81-25= 17+37= 100-83= 54-17= 91-87= 76-17= 32+59= 25+36= 84-65= 50-29= 81-74= 92-18= 83+17= 67+25= 59+23= 69+19= 27+28= 46+38= 36+24= 100-58= 62-14= 80-28= 91-19= 66-48= 43+27-51= 96-27+26= 91-17-58= 23+38-19= 55+15+18= 90-24-17= 82-45+17= 23+18+57= 82-23+18= 46+14-19= 10 24-17= 42-29= 77+15= 43-27= 62-37= 18+77= 48+12= 15+65= 76-39= 52-23= 40-33= 31+19= 23+17= 100-15= 91-84= 29+71= 87-28+23= 92-18-35= 47+13-24= 24-15+66= 63-56+76= 100以内加减进位借位运算 91-47= 50-12= 54+26= 35+56= 95-36= 22+28= 57+15= 26-17= 23+48= 15+28= 30-26= 49+36= 93-18= 53-24= 40-19= 37-28= 36+56-86= 24+43+33= 40-19-15= 49+15+26= 50-35+79= 87-18= 100-93= 84-26= 27+57= 24+66= 56-17= 25-19= 57+14= 29+51= 94-85= 74-55= 20-11= 41-38= 33+39= 47+46= 19+37= 58+12= 33+19= 49+13= 47+19= 100-91= 36+54= 46+47= 80-36= 53-49= 64+17= 85-67= 40-22= 16+69= 50-33= 82-53= 57+35= 11+59= 17+67= 41-19= 28+32= 16+25= 65-37= 91-24= 94-15= 33-17= 29+14= 39+47= 100-87= 91-48= 70-67= 59+11= 38+25= 61-22+49= 30+48+18= 76-69+89= 38+50+12= 59+11-38= 14+29+51= 15+49+13= 17+18+15= 100-67-27= 18+15+24= 11 50-37= 45-27= 81-35= 18+17= 65-59= 11+19= 80-61= 50-35= 31-23= 29+29= 52-27= 56-38= 92-46= 12+78= 90-76= 72-15= 71-64+85= 57+17+20= 42-13+32= 36+54-24= 92-43+33= 100以内加减进位借位运算 46-38= 100-58= 90-44= 57+28= 81-45= 76-59= 100-12= 16+17= 92-13= 47+37= 85-79= 17+34= 31+59= 67-18= 74-68= 100-83= 26+31+16= 23-14+66= 61-16-36= 95-27+26= 90-19-49= 54-37= 100-15= 14+66= 62-14= 91-84= 52-43= 60-42= 83+17= 29+44= 71-35= 61-17= 82-19= 28+47= 90-41= 39+38= 19+74= 25+56= 73-68= 82-67= 97-89= 69+14= 77+16= 90-19= 94-29= 100-37= 91-63= 31+39= 70-34= 84-16= 54-39= 69+12= 35+47= 65-49= 64-27= 11+29= 39+61= 22+19= 72+28= 80-28= 29+65= 84+16= 76+15= 75+18= 16+38= 19+29= 17+35= 23-17= 86-77= 92-16-38= 82-45+17= 12+24+37= 71-52+17= 17+58-49= 59+22-18= 74-66+67= 17+33+34= 38-19+74= 18+77-57= 12 36+24= 74+26= 66+25= 46+38= 66-48= 17+79= 61-37= 24+59= 63-57= 36+44= 68+15= 44+46= 71-57= 43+47= 45+17= 28+25= 23+17+57= 60-19-27= 19+27+51= 31+39-13= 35+28-48= 100以内加减进位借位运算 19+12= 90-29= 16+46= 15+49= 33-18= 90-52= 53+47= 57+35= 69+22= 65-37= 27+57= 92-44= 42-36= 100-21= 34+59= 26+39= 40-17-18= 90-28-34= 63-18-38= 30+27+35= 78+22-72= 19+37= 19+59= 79+14= 78+17= 16+68= 14+26= 34+16= 18+15= 46+46= 47+19= 25-19= 60-53= 48+16= 80-36= 71-37= 100-45= 92-46= 42-13= 94-15= 33-17= 30-25= 11+59= 52-27= 19+58= 49+36= 40-19= 18+19= 91-24= 61-46= 76-68= 26+19= 39+45= 67-29= 30-23= 82-73= 34+37= 24+66= 27+16= 48+19= 53-47= 49+16= 25+38= 63-15= 26-19= 64-35= 51-33= 38+23= 45+25= 23+25+42= 36-29+49= 18+38+27= 50-34+58= 39+43-29= 34+58-76= 39+23-47= 53-48+88= 16+25-39= 26+36+29= 13 49+13= 95-58= 94-18= 67-49= 93-18= 53-24= 82-53= 48-39= 16+25= 17+64= 23+69= 38+48= 37+28= 91-47= 17+68= 61-44= 27+37+30= 94-16-69= 100-64+15= 45+49-85= 70-18-16= 100以内加减进位借位运算 76-68= 39+45= 92-44= 42-36= 100-21= 26+64= 88-19= 39+26= 36+57= 96-18= 45+48= 82-29= 61-23= 63+18= 79+13= 26+37= 26+19+39= 44+12+16= 71-14+28= 100-46-49= 37+53-54= 84-67= 16+64= 27+57= 53-44= 29+51= 28+54= 30-23= 82-73= 34+37= 24+66= 26+16= 48+18= 71-39= 61-46= 20-15= 50-41= 42-39= 60-53= 38-29= 80-17= 85-27= 28+15= 12+88= 90-35= 95-86= 75-57= 21-13= 93-46= 49+19= 24+26= 60-26= 13+78= 42-34= 17+16= 38+46= 52-27= 46+45= 22+49= 88+12= 25-18= 16+19= 28+32= 55+19= 92-88= 77-18= 57+13= 70-42= 33-17= 100-27-64= 26+19-39= 70-17-19= 66+28-75= 63+37-49= 64-59+49= 87-68+32= 43-35+15= 86-19-38= 67+33-44= 14 25+19= 23+69= 38+48= 36+28= 96-37= 92-49= 59+12= 82-36= 11+19= 39+48= 30-26= 81-78= 81-32= 57-38= 53-24= 37+35= 80-18-24= 19+13+53= 25+18-39= 51-34+18= 26+66-37= 100以内加减进位借位运算 46-39= 40-16= 66+28= 91-19= 36+47= 92-39= 33+59= 63-34= 47+13= 94-56= 47+39= 85-16= 100-36= 86-77= 15+67= 45+45= 17+36+26= 95-29-47= 39+15+22= 41-34+55= 24+16+17= 54-38= 100-15= 15+66= 58+26= 84-39= 18+32= 51+49= 27+53= 22+68= 25+59= 23+18= 57-29= 67+23= 80-52= 43+27= 27+26= 69+17= 62-37= 46+18= 35+28= 67-48= 77+16= 18+55= 43-25= 24+58= 54-18= 91-89= 71-34= 76-17= 17+13= 40-37= 73-28= 42-28= 63-58= 35+26= 82-25= 74+26= 100-84= 17+35= 12+28= 100-62= 52-47= 44+48= 75-69= 92-85= 92-16= 13+47= 90-89= 100-82+46= 35+28-49= 38+43-28= 33+57-76= 35-26+78= 24+36-49= 25+13+26= 100-12-29= 44+23+19= 29+45-46= 15 37+24= 14+69= 80-29= 16+18= 40-36= 38-19= 29+71= 18+78= 90-43= 34+29= 49+33= 71-57= 23-18= 77+15= 76+18= 16+39= 62-17-36= 47+17-16= 13+28+50= 46-17+36= 74-47+35= 100以内加减进位借位运算 74+26= 83-44= 30-21= 49+33= 25+39= 46+39= 53-44= 50-28= 63+37= 70-57= 27+54= 65+29= 26+57= 55+36= 48+36= 55+15= 93-34+29= 55+15+19= 79+11-56= 47+14-45= 62+38-86= 36-29= 64-55= 29+24= 54-18= 93-15= 27+33= 47-39= 40-37= 73-28= 85-16= 14+46= 92-18= 36+48= 71-57= 86-79= 53-19= 59+24= 74-46= 61-43= 48+34= 56+35= 14+69= 26+56= 44+26= 15+66= 35+55= 81-25= 84-17= 85-39= 53+19= 100-15= 90-22= 91-67= 64-58= 28+48= 80-51= 71-37= 22+69= 34+56= 92-16= 61+19= 77+17= 51-27= 70-37= 92-87= 77-39= 24+18= 79+11= 18+35+26= 78+14-47= 100-39-14= 92-18-35= 92-19-55= 24+16-17= 100-18-58= 46+17+36= 85-37+23= 39+61-19= 16 40-34= 38+23= 42-28= 59+26= 29+47= 36+27= 71-55= 54+16= 91-44= 75-66= 41-36= 54+39= 37+47= 59+25= 81-28= 40-11= 36+48+11= 90-24+18= 48+34-77= 29+47-37= 53+17-59= 100以内加减进位借位运算 73+27= 47+15= 91-23= 95-56= 40-15= 48+35= 17+37= 31-16= 63+37= 25-18= 72-33= 40-36= 17+39= 38+19= 51-29= 77+16= 70-14-48= 92-16-38= 46-39+19= 46+39-19= 95-29-47= 24+18= 87-78= 12+28= 63-57= 74-25= 15+67= 35+29= 67+24= 54-17= 93-14= 32-16= 81-74= 61-44= 56+34= 28+53= 15+65= 63-39= 81-49= 93-39= 17+18= 71-36= 18+54= 100-39= 15+66= 24+37= 75-67= 58+26= 38+44= 52-43= 22+68= 94-57= 82-69= 40-13= 92-63= 15+45= 76+19= 30-23= 44+49= 58-49= 18+78= 46+44= 24+19= 38+42= 67-48= 100-62= 16+67= 70-36= 50-32= 13+51+29= 73-28-27= 100-84+17= 23+18+58= 63-37+25= 72-36-28= 92-17-59= 13+27-29= 17+38-18= 83-47+39= 17 100-87= 25+38= 100-41= 51-48= 47-38= 37+23= 61-17= 13+27= 80-75= 91-43= 43-27= 21+69= 14+48= 35-28= 65-29= 43+27= 76-67+68= 90-72+36= 29+26+34= 19+33-35= 35-26+78= 100以内加减进位借位运算 35+57= 16+25= 31+69= 65-59= 70-19= 56+17= 81-35= 18+17= 46+24= 50-12= 54+26= 47-38= 54-18= 32+59= 50-29= 70-63= 39+25+18= 17+45-28= 18+15+24= 92-43+33= 60-29-29= 38+49= 28+55= 56+38= 64-37= 91-24= 92-68= 96-57= 47+48= 15+27= 29+52= 49+39= 57+35= 95-37= 71-39= 93-88= 54-26= 25-19= 57+14= 35+56= 94-85= 74-55= 95-36= 41-38= 33+39= 18+43= 100-93= 84-26= 27+57= 24+66= 56-17= 84-19= 97-69= 51-26= 69+21= 48+35= 55-37= 91-87= 76-17= 52-23= 25+36= 84-66= 41-33= 81-75= 92-18= 31+19= 11+59= 52-27= 49+36= 95-38-28= 94-38-48= 53-48+87= 16+26-19= 36+54-24= 50-35+79= 15+49+13= 17+18+15= 30+26+15= 90-72+36= 18 93-18= 42-37= 81-12= 27+58= 83-29= 29+51= 20-11= 32+68= 50-37= 45-27= 100-86= 68+24= 44+47= 72-29= 100-23= 17+67= 72-37-29= 61-26+17= 100-67-27= 15+25+18= 35+55-44= 100以内加减进位借位运算 24+46= 35+55= 54-48= 50-34= 33-18= 26+38= 54-45= 62-44= 27+35= 21+59= 47+23= 61-48= 17+19= 62-45= 20-11= 100-93= 94-85+45= 50-12+35= 92-25-19= 39+42-58= 26+14-27= 27+37= 17+44= 45-26= 45+49= 19+35= 82-54= 78+18= 63-18= 70-41= 86-17= 16+47= 73-37= 39+23= 25-16= 72-15= 91-23= 27+58= 64+16= 29+52= 28+55= 78+22= 47+43= 61-24= 83-24= 100-88= 63+19= 90-29= 70-44= 29+28= 32+19= 70-18= 39+46= 69+21= 80-15= 88-79= 89+11= 38+49= 68+24= 90-27= 29+53= 81-12= 94-85= 18+17= 94-36= 81-32= 83-26= 50-12= 37+24= 49+15+26= 95-58+54= 94-19-36= 93-88+37= 34+56-15= 49+13-55= 61-25-17= 18+15+24= 90-27-34=