0.12×50=,2.6×0.5,1.2×60,2.13×4,0.02×7,4.8×0.3,1.3×2.2,9.6×0.

0.12×50=6
0.12
× 50
————
6.00
2.6×0.5=1.3
2.6
× 0.5
————
1.30
1.2×60=72
1.2
× 60
————
72.0
2.13×4=8.52
2.13
× 4
————
8.52
0.02×7=0.14
0.02
× 7
————
0.14
4.8×0.3=1.44
4.8
× 0.3
————
1.44
1.3×2.2=2.86
1.3
× 2.2
————
26
26
————
2.86
9.6×0.8=7.68
9.6
× 0.8
————
7.68