Question

1/7+2/6+3/8+0,42=
resposta:





0,66+3,45+3/6=
resposta:











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Answer 1

Explicação passo-a-passo:

Olá!!

1/7+2/6+3/8+0,42=

resposta:

$\frac{1}{7} + \frac{2}{6} + \frac{3}{8} + \frac{42}{100} \\ \\ \frac{1}{7} + \frac{2}{6} + \frac{3}{8} + \frac{21}{50} \\ \\ \frac{600+1200 +1575+1764}{4200} \\ \\ \frac{5139}{4200} \\ \\ \checkmark \boxed{ \boxed{ \frac{1713}{1400} }}$

0,66+3,45+3/6=

resposta:

$0.66 + 3.45 + 0.5 \\ \\ 3.45 + 1.16 \\ \\ \checkmark \boxed{ \boxed{4.61}}$

Answer 2

Oie, Td Bom?!

1/7 + 2/6 + 3/8 + 0,42

1/7 + 2/6 + 3/8 + 21/50 ⇐ Reduz com 2.

1/7 + 1/3 + 3/8 + 21/50

1/7 + 1/3 + 3/8 + 21/50 ⇐ MMC (4200).

600+1400+1575+1764/4200

5339/4200

0,66 + 3,45 + 3/6 ⇐ Reduz com 3.

0,66 + 3,45 + 1/2

0,66 + 3,45 + 0,5

4,11 + 0,5

4,61

Att. Makaveli1996