0.2 × 3 = 0.6
0.5 × 6 = 3
0.24 × 6 = 1.44
0.78× 7=5.46
0.38 × 8 = 3.04
0.367 × 8 = 2.936
0.99 × 9 = 8.91
0.456 × 7 = 3.192
竖式见图：
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0.2 × 3 = 0.6
0.5 × 6 = 3
0.24 × 6 = 1.44
0.78× 7=5.46
0.38 × 8 = 3.04
0.367 × 8 = 2.936
0.99 × 9 = 8.91
0.456 × 7 = 3.192
竖式见图：