
问2道初中数学题!(急求!!~~~~)
(71/2-34/5)+(41/3-41/5)请简便运算11/11+32/11+53/11+75/11+```````1910/11请简便运算···...
(7 1/2-3 4/5)+(4 1/3-4 1/5)请简便运算
1 1/11+3 2/11+5 3/11 +7 5/11+```````19 10/11 请简便运算··· 展开
1 1/11+3 2/11+5 3/11 +7 5/11+```````19 10/11 请简便运算··· 展开
展开全部
70/2+1/2-35/5+1/5+42/3-1/3-40/5-1/5
=35+1/2-7+1/5+14-1/3-8-1/5
=34+1/2-1/3
=34+1/6
=35+1/2-7+1/5+14-1/3-8-1/5
=34+1/2-1/3
=34+1/6
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询