Question

alguem consegue me ajudar ??
por favor eu tenho dificuldade
ultimas
k) 54/90 L) 5/40​

Answer 1

Resposta:

54/90=6/10. 5/40=1/8

Answer 2

a)

$\frac{60 \div 12}{72 \div 12} = \frac{5}{6 }$

b)

$\frac{45 \div 15}{30 \div 15} = \frac{3}{2}$

c)

$\frac{8 \div 4}{20 \div 4} = \frac{2}{5}$

d)

$\frac{25 \div 25}{100 \div 25} = \frac{1}{4}$

e)

$\frac{84 \div 12}{108 \div 12} = \frac{7}{9}$

f)

$\frac{30 \div 2}{56 \div 2} = \frac{15}{28}$

g)

$\frac{21 \div 7}{35 \div 7} = \frac{3}{5}$

h)

$\frac{15 \div 15}{60 \div 15} = \frac{1}{4}$

i)

$\frac{45 \div 9}{63 \div 9} = \frac{5}{7}$

j)

$\frac{35 \div 5}{80 \div 5} = \frac{7}{16}$

k)

$\frac{54 \div 18}{90 \div 18} = \frac{3}{5}$

l)

$\frac{5 \div 5}{40 \div 5} = \frac{1}{8}$