Explicación paso a paso:
a) 8/4 = 2 8÷4 = 2
b) -17/51 = -1/3 1×17=17 3×17=51
c) 4/9 = 24/54 24÷4=6 4×6=24 9×6=54
d) -2/9 = -24/108 24÷2=12 2×12=24 9×12=108
f) 10/14 = 15/21 10÷2=5 14÷2=7 5/7 5×3=15 7×3=21 15/21
h) 42/91 = 6/13 42÷6=7 6×7=42 13×7= 91 42/91
j) 5/4 = 15/12 15÷5=3 5×3=15 4×3=12
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Explicación paso a paso:
a) 8/4 = 2 8÷4 = 2
b) -17/51 = -1/3 1×17=17 3×17=51
c) 4/9 = 24/54 24÷4=6 4×6=24 9×6=54
d) -2/9 = -24/108 24÷2=12 2×12=24 9×12=108
f) 10/14 = 15/21 10÷2=5 14÷2=7 5/7 5×3=15 7×3=21 15/21
h) 42/91 = 6/13 42÷6=7 6×7=42 13×7= 91 42/91
j) 5/4 = 15/12 15÷5=3 5×3=15 4×3=12