图
4.6 X 3.7 十 54 X 0.37
= 4.6 x 3.7 + 5.4 x 3.7
= 3.7 x （4.6 + 5.4）
= 3.7 x 10
= 37
4.6X3.7十54X0.37
=4.6x3.7+(54÷10)x(0.37ⅹ10)
=4.6x3.7+5.4ⅹ3.7
=(4.6+5.4)ⅹ3.7
=10x3.7
=37
4.6×3.7+54×0.37
=4.6×3.7+5.4×3.7
=3.7×（4.6+5.4）
=3.7×10
=37
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