5 2/3 + 11 7/12 - 4 3/4. 10 1/12+2 5/36 - 2 7/72

Question

Математика

Флёна

23 марта, 17:36

5 2/3 + 11 7/12 - 4 3/4. 10 1/12+2 5/36 - 2 7/72

+1

Ответы (2)

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Мисаил · Answer 1

5 2/3 + 11 7/12 - 4 3/4 =

(5 + 11 - 4) + (2/3 + 7/12 - 3/4) =

12 + (8/12 + 7/12 - 9/12) =

12 + 6/12 =

12 + 1/2 = 12 ц. 1/2,

10 1/12 + 2 5/36 - 2 7/72 =

(10 + 2 - 2) + (1/12 + 5/36 - 7/72) =

10 + (6/72 + 10/72 - 7/72) =

10 + 9/72 =

10 + 1/8 = 10 ц. 1/8

Вацлава · Answer 2

5 2/3+11 7/12 - 4 3/4=5 8/12+11 7/12 - 4 9/12=12 6/12=12 1/2

10 1/12+2 5/36 - 2 7/72=10 6/72+2 10/72 - 2 7/72=10 9/72=10 1/8