Question

find the difference 3 1/2- 2 1/5​

Answer 1

Answer:

31/2 - 21/5

35 - 22/5

13/10

Answer 2

$3 \times \frac{1}{2} - 2 \times \frac{1}{5} \\ = \frac{7}{2} - \frac{11}{5} \\ = \frac{35 - 22}{10} \\ = \frac{13}{10}$