Add 15/9 and 72/49, Solve 1 6/9 + 1 23/49 as a fraction

Add 15/9 and 72/49

1^st number: 1 6/9, 2^nd number: 1 23/49

15/9 + 72/49 is 461/147.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 49 is 441

Next, find the equivalent fraction of both fractional numbers with denominator 441
For the 1st fraction, since 9 × 49 = 441,
15/9 = 15 × 49/9 × 49 = 735/441
Likewise, for the 2nd fraction, since 49 × 9 = 441,
72/49 = 72 × 9/49 × 9 = 648/441
Add the two like fractions:
735/441 + 648/441 = 735 + 648/441 = 1383/441
1383/441 simplified gives 461/147
So, 15/9 + 72/49 = 461/147
In mixed form: 320/147

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