计算:4.25×5.24+1.52×2.51
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计算:4.25×5.24+1.52×2.51
计算:4.25×5.24+1.52×2.51
计算:4.25×5.24+1.52×2.51
分析,
4.25×5.24+1.52×2.51
=(4+0.25)×(5+0.24)+(1+0.52)×(2+0.51)
=20+0.96+1.25+0.06+(2+0.51+1.04+0.2652)
=22+3.82+0.2652
=26.0852
只能这样算了,没有更简便的算法.
从左到右,先乘后加