(0.25+7/8)除以(1.75-7/8)等于多少?
问题描述:
(0.25+7/8)除以(1.75-7/8)等于多少?
答
(0.25+7/8)除以(1.75-7/8)
=(2/8+7/8)/(14/8-7/8)
=9/8/(7/8)
=9/7
答
9/8
答
(0.25+7/8)除以(1.75-7/8)
=9/8÷7/8
=9/7(即7分之9)