56×0.956 4.25×1.14.25
a×0.870.87×a 5.04÷61
5.5÷0.5=
6.9÷0.01=
2.4×0.4=
1.24÷0.2=
0.2×0.25=
10﹣1.78=
0.13+0.2=
2.5×4÷2.5×4=