42 делить ** 1 целое 4/5 минус 3/4

Question

42 делить на 1 целое 4/5 минус 3/4

Answer 1

42 : 1_4/5 -3/4 = 42:9/5 - 3/4 = 42*5/9 - 3/4 = 70/3-3/4 = 280/12 - 9/12 = 271/12=22_7/12
ИЛИ
42:1,8 - 3/4= 420/18 - 3/4 = 23_6/18 - 3/4 = 23_1/3 - 3/4 = 23_4/12 - 9/12 = 22_ 7/12

Comments

42 а не 45

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ой намудрил(=