Question

2. Sabendo que 1kg= 1000 g. A que fração do quilograma correspondem .
a. 250 gramas?
b. 500 gramas ?
c. 700 gramas ?

Answer 1

a) 250 de 1kg =1/4 de kg= 250/1000= 25/100=1/4
b) 500 de 1kg = 1/2 de kg =500/1000= 5/10=1/2
c) 700 de 1kg= 7/10 kg = 700/1000=7/10

Answer 2

$a) \\ \\ \dfrac{250}{1000} \div \dfrac{ 250}{250} => \dfrac{1}{4}$

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$b )\\ \\ \dfrac{500}{1000} \div \dfrac{ 500}{500} => \dfrac{1}{2}$

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$c) \\ \\ \dfrac{750}{1000} \div \dfrac{ 250}{250} => \dfrac{3}{4}$