1.76减1点8目录
8.17减一点8-3点二简便计算
8.17减一点8-3点二
=8.17-(1.8 3.2)
=8.17-5
=3.17
50.4*1.9-1.8
=50.4*1.9-1.9 0.1
=1.9(50.4-1) 0.1
=49.4(2-0.1) 0.1
=98.8-4.94 0.1
=98.8-4.84
=93.96
1米8减1点75米等于(0.05米);
1.8-1.75
=0.05(米)
=0.5(分米)
=5(厘米)
1.76减1点8目录
8.17减一点8-3点二简便计算
8.17减一点8-3点二
=8.17-(1.8 3.2)
=8.17-5
=3.17
50.4*1.9-1.8
=50.4*1.9-1.9 0.1
=1.9(50.4-1) 0.1
=49.4(2-0.1) 0.1
=98.8-4.94 0.1
=98.8-4.84
=93.96
1米8减1点75米等于(0.05米);
1.8-1.75
=0.05(米)
=0.5(分米)
=5(厘米)
◎欢迎参与讨论,请在这里发表您的看法、交流您的观点。