669×0.9 669÷0.9 304.98×5.75
4.4÷0.1=
7.85+0.05=
0.62=
5a-1.4a=
0.32×20=
8×y×y=
0÷1.18=
3.7×1.2÷0.37=
10.5×8.4 1.33÷0.38 16.8÷40
7.52×99+7.52 3.5×(3÷2.5+2.8) 6÷1.25
4.4x+2.7=26.9 (48-2x)÷1.2=25