张保顺:7-7/20+1又1/3等于多少,要算式
袁立一的回答:
7-7/20+1又1/3 =6又13/20+1又1/3 =6又39/60+1又20/60 =7又59/60
林莹莹的回答:
7-7/20+1又1/3 =6又13/20+1又1/3 =6又39/60+1又20/60 =7又59/60
放肆丶小侽人的回答:
(-5)一(一1/2)+7-7/3 =-5+1/2+7-7/3 =5/2-7/3 =15/6-14/6 =1/6
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7-7/20+1又1/3 =6又13/20+1又1/3 =6又39/60+1又20/60 =7又59/60
7-7/20+1又1/3 =6又13/20+1又1/3 =6又39/60+1又20/60 =7又59/60
(-5)一(一1/2)+7-7/3 =-5+1/2+7-7/3 =5/2-7/3 =15/6-14/6 =1/6