8.68-0.36+4.32-1.64(分之)4.75*8/19+143/2\1.1 (/=几分之几,\=除以)
问题描述:
8.68-0.36+4.32-1.64(分之)4.75*8/19+143/2\1.1 (/=几分之几,\=除以)
答
8.68-0.36+4.32-1.64(分之)4.75*8/19+143/2\1.1 (/=几分之几,\=除以)就是分数线的意思是8.68-0.36+4.32-1.64 / 4.75*8/19+143/2\1.1
这个意思吗是8.68-0.36+4.32-1.64
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4.75*8/19+143/2\1.1
=(8.68+4.32)+(-0.36-1.64)
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19/4*8/19+143/2 ÷11/10=13-2
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2+143/2*10/11
=11
__________
2+65
=11/67