(1,25+1/6)×2,46 класс...........

Question

(1,25+1/6)×2,4
6 класс...........

Answer 1

(1,25+1/6)×2,4=(1 1/4 + 1/6)*2,4 = (1 3/12 + 2/12)*2,4 = 1 5/12 * 17/5= 17/12 * 12/5= 17/5 = 3 2/5 = 3,4
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1)1,25+1/6 = 1 1/4 +1/6 = 1 3/12 + 2/12 = 1 5/12 
2) 1 5/12 * 2,4 = 17/12 * 12/5 = 17/5 = 3 2/5 = 3,4

Comments

а где 1 .2 действия