Question

$7 \frac{1}{2} -4 \ \frac{1}{5}$
​

Answer 1

15/2 - 21/5

33/10. is right answer

Answer 2

$\pink{\dag}\underline{\underline{\textsf{\textbf{ Question \::- }}}}$

$\sf 7\dfrac{1}{2} - 4\dfrac{1}{5}$

$\pink{\dag}\underline{\underline{\textsf{\textbf{ Solution \::- }}}}$

$\dashrightarrow\qquad\sf 7\dfrac{1}{2} - 4\dfrac{1}{5}$

$\dashrightarrow\qquad\sf = \dfrac{15}{2} - \dfrac{21}{5}$

$\dashrightarrow\qquad\sf = \dfrac{15 \times 5 - 21 \times 2}{10}$

$\dashrightarrow\qquad\sf = \dfrac{75 - 42}{10}$

$\dashrightarrow\qquad\sf = \dfrac{33}{10}$

$\dashrightarrow\qquad\sf = 3.3$

$\pink{\dag}\underline{\underline{\textsf{\textbf{ Therefore\::- }}}}$

$\large\sf\green{The \: required \: answer \: is \: 3.3}$