3.2÷0.8=
a×12=
b×b=
a×b=
x×y×7=
5×x=
2×c×c=
7x×5=
2×a×b=
a·a=
6×m×7n=
8a×9b×10c=
a×a×a=
0.5×0.9=
7.8÷0.3=
0.2÷0.02+9.5=
50×0.02=
9.1÷10=
5.6÷0.08=
2.8+0.35+0.5=