28+70=
25+30=
28+40=
25+50=
28+60=
原来有 | 86个 | 个 | 98个 |
卖出了 | 50个 | 70个 | 个 |
还剩下 | 个 | 22个 | 6个 |
(从左到右填写)
36-20=
56-20=
66-20=
= (元)
= (元)
50+80= 30+90= 50+50= 40+70=
90+80= 80-70= 100+300= 800-400=
900-100= 70+50= 70-30= 100-10=
42÷6= 51-8= 36÷4= 63÷7= 7×8+6=
7×3= 42-7= 50+20= 8×9= 32÷8÷2=
12-4= 87-6= 70-30= 15-6=
6+6= 87-60= 20-8= 32+7=
50+40= 5+40= 14-8=
1×3= 2×8= 6×5= 2×6= 5×2=
100-30= 25+25= 69-30= 50-40= 70+20=
4+5= 6-2= 2+3+3= 9-7+3=
40+50= 60-20= 20+30+30= 90-70+30=
20+10= 70+20= 10+80= 10+40=
40-20= 80+20= 50-10= 30+30=
30+50= 90-50= 60+40= 50+50=
60-30= 40+30= 30+70= 100-90=