Find the sum-3-28-1-21

The correct option is C 13/84 To find the value of 3/28 + 1/21, first we have to find the LCM of 28 and 21. nbsp;[ 2 amp;28,21; 2 amp;14,21; ...

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Addition of Unlike Fractions

Find the sum:...

Question

Find the sum:
$\frac{3}{28} + \frac{1}{21}$

$\frac{17}{84}$

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$\frac{13}{84}$

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$\frac{11}{84}$

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$\frac{15}{84}$

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Solution

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Similar questions

\frac{1}{7}, (\frac{2}{3} \times \frac{5}{2}), \frac{- 5}{12}

\frac{- 5}{7} = \frac{x}{28}

x

\frac{3}{7} \div (\frac{21}{- 55})

:

Class interval	$7 - 14$	$14 - 21$	$21 - 28$	$28 - 35$	$35 - 42$
Frequency	$2$	$4$	$3$	$10$	$1$

3, 6, 21, 28, 55, 66, ?, 120

Find the sum:

$- 2 \frac{1}{3} + 4 \frac{3}{5}$

Find the product:
$(3 x + 21 y) (4 x - 28 y)$

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