4.96-1.28+5.04-2.72怎样简便计算

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4.96-1.28+5.04-2.72怎样简便计算4.96-1.28+5.04-2.72怎样简便计算4.96-1.28+5.04-2.72怎样简便计算4.96-1.28+5.04-2.72=4.96+

4.96-1.28+5.04-2.72怎样简便计算
4.96-1.28+5.04-2.72怎样简便计算

4.96-1.28+5.04-2.72怎样简便计算
4.96-1.28+5.04-2.72
=4.96+5.04-1.28-2.72
=(4.96+5.04)-(1.28+2.72)
=10-4
=6

4.96-1.28+5.04-2.72
=(4.96+5.04)-(1.28+2.72)
=10-4
=6