4.87+18/13+5.3等于多少(简便计算)
问题描述：
4.87+18/13+5.3等于多少(简便计算)
答
4.87 + 1 + 5/13 + 5.3
=11.17 + 5/13
=11.17 + 0.38
=11.55
答
4.87+18/13+5.3
=4.87+5.3+18/13
=10.17+18/13
=13221/1300+1800/1300
=15021/1300
约=11.5546
答
4.87+18/13+5.3
=4.7+0.17+5/13+1+5.3
=11+17/100+5/13
=11+17*13/100+500/1300
=11+721/1300
答
11.55