①90÷(3.6-1.8)
②3.6÷0.4-1.2×5
7.3+0.27=
1.6×0.8=
10÷0.1=
7.01-4.58=
8×0.25=
0.47-0.4=
3.6÷0.6=
8×1.25=
0.56÷0.7=
13.3-4.25=
0.9×0.5=
35÷3.5×0.1=
3.48×2.7=
382.5÷45=
2.52÷3.5=
4.2÷0.28=
☆7.28÷1.3=
0.375×5.6=
=
0.36+0.64×5
3.6×6.1+3.9×3.6
27.9×99+27.9
2.5×3.2×12.5
3.5×102
8×(20–1.25)