Question

torne a fraçao inrredutivel

a) 81
----
15

b) 150
-----
810


c) 630
------
210



d) 36
-----
48




me ajudem

Answer 1

$a) \: \dfrac{81}{15} =\dfrac{81 \div 3}{15 \div 3}=\dfrac{27}{5}$

$b) \: \dfrac{150}{810} =\dfrac{150 \div 30}{810 \div 30}=\dfrac{5}{27}$

$c) \: \dfrac{630}{210} =\dfrac{630 \div 210}{210 \div 210}= \dfrac{3}{1}= 3$

$d) \:\dfrac{36}{48} =\dfrac{36 \div 12}{48 \div 12}=\dfrac{3}{4}$



Bons estudos!

Answer 2

$a) \frac{81}{15} \div 3 = \frac{27}{5} \\ \ \\ b)\frac{150}{810} \div 15 = \frac{10}{54} \div 2 = \frac{5}{27} \\ \\ \ c)\frac{630}{210} \div 210 = \frac{3}{1 }=3 \\ \\ \ d)\frac{36}{48} \div 12 = \frac{3}{4}$