Question

the sum of 3 rational no. js 15/16 if 1st no. is 2,2nd no. is 3/4 find the 3rd no.

Answer 1

1st no =2
2nd no3/4
third no ??


sum=15/16
$2 + \frac{3}{4} + x= \frac{15}{16} \\ \frac{11}{4} + x = \frac{15}{16} \\ x = \frac{15}{16} - \frac{11}{4} \\ x = \frac{15 - 44}{16} \\ x = - \frac{ - 29}{16}$