Question

Solve the following
1) 3/5 + 2/7 2) 4/11 - 4/15

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Answer 1

⠀ ⠀⠀ ⠀ ⠀⠀ ⠀

$\huge\tt\pink{\boxed{✒\:1}}$

⠀ ⠀ ⠀↠$\sf\small\frac{3}{5} +$$\tt\small\frac{2}{7}$

⠀ ⠀ ⠀↠$\sf\small\frac{21\:+\:10}{35}$

⠀ ⠀ ⠀↠$\sf\small\frac{31}{35}$

⠀ ⠀⠀ ⠀ ⠀⠀ ⠀

⠀ ⠀⠀ ⠀ ⠀⠀ ⠀

$\huge\tt\pink{\boxed{✒\:2}}$

⠀ ⠀ ⠀↠$\sf\small\frac{4}{11}\:-$$\tt\small\frac{4}{15}$

⠀ ⠀ ⠀↠$\sf\small\frac{60\:-\:44}{165}$

⠀ ⠀ ⠀ ↠$\sf\small\frac{16}{165}$

⠀ ⠀⠀ ⠀ ⠀⠀ ⠀

⠀ ⠀⠀ ⠀ ⠀⠀ ⠀

Answer 2

1) 3/5 + 2/7

LCM = 35

( 3 x 7 + 2 x 5 ) / 35

( 21 + 10 ) / 35

Answer ➡ 31/35

2) 4/11 - 4/15

LCM = 165

( 4 x 15 - 4 x 11 ) / 165

( 60 - 44 ) / 165

Answer ➡ 16 / 165