7×6=
32-8=
56+7=
3×4=
12+40=
8×5=
45+5=
100-7=
1+99=
4×8=
5×6=
6×4=
7×3+12=
43-3-20=
8×6-25=
36-(30-6)=
◆◆◆◆ ◆◆◆◆ ◆◆◆◆
列式:□○□=□,表示个相加的和是。
﹣ = + = 0.25+ = ﹣ = 4×2.5=
0×98.56= 45×11= 0.85﹣15%= 0.65×101﹣0.65=
×10÷ ×10=