Question

Find the sum of numbers in tenths place of the decimal forms of the following fractions:
$\frac{4}{5},\frac{3}{10},\frac{13}{20}$

• A. 17
• B. 13
• C. 11
• D. 9

Answer 1

The correct option is A 17

Decimal forms of
$\frac{4}{5}$ = $\frac{4}{5}\times \frac{2}{2}$ = $\frac{8}{10}$ = $0.8$

$\frac{3}{10}$ = $0.3$

$\frac{13}{20}$ = $\frac{13}{20}\times \frac{5}{5}$ = $\frac{65}{100}$ = $0.65$

Decimal forms of given fractions are 0.8, 0.3, 0.65
Tenths place digits are 8, 3, 6
Sum = 8 + 3 + 6 = 17