Question

Efectuati:

c)
$5 \frac{1}{2} - \frac{3}{20} + 2 \times \frac{3}{4 = }$
f)
$7 - 1 \times \frac{1}{6} - 2 \times \frac{1}{4} =$
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Answer 1

c) 11/2 - 3/20 + 3/2 =
7 - 3/20 =
137/30 = 4 întregi 17/30

f) 7 - 1/6 - 1/2 =
(42 - 1 - 3)/6 =
38/6 = 19/3 = 6 întregi 1/3