Question

alguem me ajuda pfvr urgente​

Answer 1

Explicação passo-a-passo:

A)

$\dfrac{12}{6} \times \dfrac{10}{24}$

$\dfrac{120 {}^{ \div 24} }{144 {}^{ \div 24} }$

5/6

B)

$\dfrac{126}{13} \times \dfrac{39}{3}$

$\dfrac{4914}{39}$

126

C)

$\dfrac{14}{24} \times \dfrac{16}{40}$

$\dfrac{224 {}^{ \div 32} }{960 {}^{ \div 32} }$

7/30

D)

$\dfrac{10}{20} \times \dfrac{7}{21}$

$\dfrac{70 {}^{ \div 70} }{420 {}^{ \div 70} }$

1/6