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Doss [256]
3 years ago
9

Which of the following is the sum of 3/8 and 4/7

Mathematics
2 answers:
S_A_V [24]3 years ago
7 0

53/56

Step-by-step explanation:

\frac{3}{8}  +  \frac{4}{7}

Find the LCM

LCM = 56

\frac{3 + 8}{56}  \\ \frac{(56 \div 8) \times 3}{56}  +  \frac{(56 \div 7) \times 8}{56}  \\

\frac{21 + 32}{56}

= 53/56

Ira Lisetskai [31]3 years ago
4 0

Answer:

53/56

Step-by-step explanation:

3/8 + 4/7

Get a common denominator of 56

3/6 * 7/7 = 21/56

4/7 *8/8 = 32/56

21/56+ 32/56 = 53/56

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