Question

1. calcula:
a)3/5+1/5
b) 3/7+1/7
c) 1/6+2/6
d) 2/10+3/10+4/10

2.calcula reduciendo primero a comun denominador:
a) 5/3+1/6
b) 7/10+4/15
c) 1/2+1/3+1/6

3. opera y simplifica:
a) 1+2/5
b) 3/8+1
c) 2/3+5+3/2

4. calcula:
a) 3/5-1/5
b) 3/7-1/7
c) 2/5-2/6
d) 2-3/10

5. opera:
a) 1/2-1/4+3/8
b) 1/3+8/9-25/27
c) 3/4-6/5+3/10






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Answer 1

Respuesta:

puntos 1

a.4/5

b.4/7

c.3/6

d.9/10

Answer 2

$\frac{3}{5}+ \frac{1}{5} \\\\\frac{3+1}{5}\\\\\frac{4}{5} \\\\\frac{3}{7} + \frac{1}{7}\\\\\frac{3+1}{7}\\\\\frac{4}{7}\\\\\frac{1}{6} + \frac{2}{6}\\\\\frac{1+2}{6}\\\\\frac{3}{6}\\\\\frac{1}{2} \\\\\frac{2}{10}+ \frac{3}{10} +\frac{4}{10}\\\\\frac{2+3 + 4}{10}\\\\\frac{9}{10}$

Eternamente axllxa