Question

Tebor weighed 84 kg. he went running everyday and began to lose mass. after one month his mass was 78 kg. what was the percentage decrease?

Answer 1

Answer:

7.1%

Step-by-step explanation:

Given parameters:

Weight of Tebor  = 84kg

Weight of Tebor after losing weight = 78kg

Unknown:

Percentage decrease  =  ?

Solution:

To find the percentage decrease, determine the difference between his initial and final weight;

    Weight difference  = 84kg - 78kg  = 6kg

Percentage decrease  = $\frac{6}{84}$ x 100 = 7.1%

Answer 2

Step-by-step explanation:

Given

Weight of Tebor  = 84kg

Weight of Tebor after losing weight = 78kg

To find

Percentage decrease  = ¿¿??

Solution:

To find the percentage decrease,

determine the difference between his initial and final weight;

    Weight difference  = 84kg - 78kg  = 6kg

Percentage decrease  =

$\rightsquigarrow$ $\pink{\dfrac{6}{84}×100=7.1\%}$