Question

what should be added to 5+1/4to get 3+1/8​

Answer 1

by minus the both

you get the correct answer

Answer 2

$step \: by \: step \: answering \\ let \: x \: should \: be \: added \\ x + 5 + \frac{1}{4} = 3 + \frac{1}{8} \\ x + \frac{20 + 1}{4} = \frac{24 + 1}{8} \\ x + \frac{21}{4} = \frac{25}{8} \\ x = \frac{25}{8} - \frac{21}{4} \\ x = \frac{25 - 42}{8} \\ x = - 17 \\ hope \: it \: helps \: you$