简便计算5.8*99+5.8
5.8×99怎样简便计算? -
该式简便计算如下:5.8×99 =5.8×(100-1)=5.8×100-5.8×1 =580-5.8 =574.2
=5.8×100-1×5.8 =580-5.8 =574.2 望采纳!
该式简便计算如下:5.8×99 =5.8×(100-1)=5.8×100-5.8×1 =580-5.8 =574.2
=5.8×100-1×5.8 =580-5.8 =574.2 望采纳!
5.8x99+5.8 =5.8×(99+1)5.8×100 =580
1:6×100再-6 2:0.2×100再减0.2 1的结果减2的结果就是了,
5.8×99+5.8第等式算给我。 -
5.8×99+5.8第等式算=5.8x(99+1)5.8x100 =580
5.8+5.8x99 =5.8*(1+99)5.8*100 =580
58+5.8×99简便计算怎么算? -
58+5.8*99 =5.8*1+5.8*9+5.8*99 =5.8*(1+99)5.8*9+5.8*1-5.8*1 =5.8*100+5.8*10-5.8 =580+58-5.8 =632.2
=5.8×9+5.8×1 =5.8×(9+1)5.8×10 =58
99乘5.8怎样简便 -
99*5.8=(100-1)5.8=100*5.8-1*5.8=580-5.8=574.2
5.8x99.9 =5.8x(100-0.1)=5.8x100-0.58 =580-0.58 =579.42