5.04*4.02简便算法
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5.04*4.02简便算法5.04*4.02简便算法5.04*4.02简便算法5.04*4.02=(5+0.04)(4+0.02)=20+0.16+0.1+0.0008=20.26085.04*4.0
5.04*4.02简便算法
5.04*4.02简便算法
5.04*4.02简便算法
5.04*4.02
=(5+0.04)(4+0.02)
=20+0.16+0.1+0.0008
=20.2608
5.04*4.02
=（5+0.04）*(4+0.02)
=20+0.1+0.16+0.0008
=20.2608
5.04*4.02
=(5+0.04)(4+0.02)
=20+0.16+0.1+0.0008
=20.2608
=（5+0.04）*4.02
=20.1+0.1608
=20.2608