49.8×2.73+2.73×50.1+0.273 简算
问题描述:
49.8×2.73+2.73×50.1+0.273 简算
答
=2.73X(49.8+50.1+0.1)=2.73X100=273
答
49.8×2.73+2.73×50.1+0.273
=2.73*99.9+2.73*0.1
=2.73*100
=273
答
49.8×2.73+2.73×50.1+0.273
=2.73×(49.8+50.1+0.1)
=2.73×100
=273