0.75*(16+5-1)=0.75*20=15
2.7*(0.6+0.8-0.4)=2.7*1.0=2.7
95*(38+62)=95*100=9500
简便计算:0.75x16+3/4x5一75% 2.7x0.6+4/5x2.7-2.7x2/
简便计算:0.75x16+3/4x5一75% 2.7x0.6+4/5x2.7-2.7x2/
简便计算:0.75x16+3/4x5一75% 2.7x0.6+4/5x2.7-2.7x2/5 95x38+62÷1/95
简便计算:0.75x16+3/4x5一75% 2.7x0.6+4/5x2.7-2.7x2/5 95x38+62÷1/95
数学人气:357 ℃时间:2020-05-11 14:13:03
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