加法算式:
乘法算式:
7×2=
8×2=
9×3=
5×2=
3×6+4=
7×2-1=
4×2-2=
3×7-2=
5×5-1=
41-7=
12÷4=
4-4=
90-30+20=
8÷4=
7÷1=
3×4-4=
3×5=
6×3=
35+30+5=
2×6-6=
=( )
□÷□=□(个) □÷□=□(个)
列式: