444.4*57.8+45.3*555.6怎样简算
答案:2 悬赏:20 手机版
解决时间 2021-01-23 17:56
- 提问者网友：暮烟疏雨之际
- 2021-01-23 00:56
444.4*57.8+45.3*555.6怎样简算
最佳答案
- 五星知识达人网友：孤独入客枕
- 2021-01-23 01:44
444.4*57.8+45.3*555.6
=444.4* (45.3+12.5)+45.3*555.6
=444.4*12.5+444.4*45.3+45.3*555.6
=111.1*(4*12.5)+45.3*(444.4+555.6)
=111.1*50+45.3*1000
=5555+45300
=50855
=444.4* (45.3+12.5)+45.3*555.6
=444.4*12.5+444.4*45.3+45.3*555.6
=111.1*(4*12.5)+45.3*(444.4+555.6)
=111.1*50+45.3*1000
=5555+45300
=50855
全部回答
- 1楼网友：拾荒鲤
- 2021-01-23 03:01
=4.4×(45.3+12.5)+45.3×5.6 =4.4×45.3+4.4×12.5+45.3×5.6 =45.3×(4.4+5.6)+11×0.4×2.5×5 =453+55 =508
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