Question

1-calcule e simplifique o resultado.

A) 7 2/3- 2 5/6

B) 1 4/2+1 1/5

C) 1 4/2+2-9/10
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Answer 1

Resposta:

Explicação passo a passo:

a.

7 2/3 - 2 5/6

(21+2)/3 - (12+5)/6

23/3 - 17/6 =

46/6-17/6=

29/6

b.

1 4/2 + 1 1/5=

(2+4)/2 + (5+1)/5=

6/2 + 6/5 =

3 +6/5=

15/5 + 6/5=

21/5

c.

1 4/2 +2 -9/10=

6/2 +2 -9/10=

3+2-9/10=

5-9/10=

50/10-9/10=

41/10