二年级数学上册口算题ppt课件.pptx
35+24=,20+90=,75-53=,29+27=,94-44=,50-20=,83-13+11=,33+34-14=,25+14+24=,86-15-30=,17+()=37,76-()=39,()-22=64,6角+7角=()元()角,1元+15元=()元,82角=()元()角,8元2角=()角,55=,75-19=,26+9=,78+13=,6+6+6+6+6+6+6=,8+8+8+8+8=,1()=7,()4=4,1米89厘米=()厘米,4500厘米=()米,21米=()厘米,31+17=,30+30=,82-24=,23+54=,99-71=,80-40=,51-14+13=,50+18-13=,10+33+13=,97-21-37=,18+()=79,99-()=20,()-32=43,5角+8角=()元()角,2元+17元=()元,57角=()元()角,28元5角=()角,76=,77-2=,93+2=,83+12=,2+2+2+2+2+2+2=,2+2+2+2+2=,9()=36,()8=40,1米70厘米=()厘米,5500厘米=()米,20米=()厘米,15+37=,50+70=,76-54=,29+42=,84-80=,90-20=,62-19+18=,11+36-15=,14+12+16=,78-14-17=,12+()=95,94-()=13,()-26=38,8角+9角=()元()角,19元+12元=()元,54角=()元()角,20元3角=()角,31=,96-6=,24+16=,18+8=,3+3+3+3+3+3+3=,1+1+1+1+1=,9()=54,()4=24,1米61厘米=()厘米,1300厘米=()米,73米=()厘米,42+30=,60+80=,85-39=,24+23=,98-40=,60-20=,68-17+19=,26+26-17=,10+20+13=,88-24-30=,13+()=89,74-()=20,()-26=52,6角+6角=()元()角,15元+18元=()元,93角=()元()角,23元7角=()角,76=,88-13=,49+19=,36+1=,5+5+5+5+5+5+5=,8+8+8+8+8=,1()=3,()3=18,1米58厘米=()厘米,2200厘米=()米,35米=()厘米,17+49=,30+60=,96-66=,20+64=,82-78=,60-30=,50-18+16=,38+30-21=,23+32+15=,94-13-10=,16+()=96,78-()=15,()-19=58,6角+7角=()元()角,14元+18元=()元,37角=()元()角,28元3角=()角,91=,64-9=,76+19=,97+15=,7+7+7+7+7+7+7=,9+9+9+9+9=,6()=6,()5=45,1米65厘米=()厘米,1000厘米=()米,76米=()厘米,39+40=,50+70=,74-59=,26+69=,90-53=,80-40=,52-17+12=,15+43-17=,21+10+32=,88-18-40=,18+()=58,73-()=39,()-29=45,5角+5角=()元()角,18元+20元=()元,90角=()元()角,27元3角=()角,31=,87-7=,14+14=,35+4=,7+7+7+7+7+7+7=,7+7+7+7+7=,4()=32,()1=8,1米40厘米=()厘米,6200厘米=()米,15米=()厘米,17+32=,20+90=,83-44=,29+43=,99-64=,70-40=,94-12+18=,33+18-17=,11+17+30=,79-16-11=,20+()=66,64-()=27,()-20=55,6角+9角=()元()角,8元+15元=()元,98角=()元()角,12元2角=()角,98=,78-6=,47+10=,71+14=,2+2+2+2+2+2+2=,5+5+5+5+5=,1()=9,()2=18,1米79厘米=()厘米,2300厘米=()米,67米=()厘米,30+36=,90+50=,78-20=,20+55=,82-76=,90-10=,99-11+13=,50+19-11=,14+29+33=,96-20-38=,11+()=58,63-()=8,()-18=60,6角+6角=()元()角,18元+17元=()元,24角=()元()角,3元9角=()角,34=,74-17=,92+15=,83+1=,5+5+5+5+5+5+5=,7+7+7+7+7=,2()=16,()5=5,1米35厘米=()厘米,9900厘米=()米,42米=()厘米,41+13=,90+50=,86-22=,29+51=,84-45=,50-20=,68-11+19=,13+31-19=,30+30+16=,72-19-40=,13+()=31,79-()=20,()-17=42,8角+8角=()元()角,15元+12元=()元,85角=()元()角,10元4角=()角,71=,96-18=,23+12=,82+14=,2+2+2+2+2+2+2=,6+6+6+6+6=,2()=14,