Question

sum of two rational number is 1, if one of the number is 4 /5, find other number​

Answer 1

Answer:

1/5

Step-by-step explanation:

4/5 + x =1

so x = 1 - 4/5

LCM=5

so x= 5-4  /  5

x = 1/5

Answer 2

Let the other number be x

According to the question

$\frac{4}{5} + x = 1 \\x = 1 - \frac{4}{5} \\ x = \frac{5 - 4}{5} \\ x = \frac{1}{5}$