Respuesta:
a) 7/3
b) 1 1/5
c) 43/28
d) 10 3/10
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B- 7/5+8/5=14/5
C- 3/7+5/4-1/7 =7/4
D- 7+8 2/5-5 1/10 = ?
Respuesta:
a) 7/3
b) 1 1/5
c) 43/28
d) 10 3/10