23.2×0.923.2 15.6×3.23.2×15.6
1×0.360.36 3.6×5.252×0.36
0.6×0.8=48 1.6×0.9=144
2.02×1.8=3636 30.6×4=1224
12.5×5.6×0.8 4.6×1.01
14.89-2.3×0.9-0.93 0.4×[10-(9.4-5.4)]