Add 9/8 and 21/49
1st number: 1 1/8, 2nd number: 21/49
9/8 + 21/49 is 87/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
9/8 = 9 × 49/8 × 49 = 441/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
21/49 = 21 × 8/49 × 8 = 168/392 - Add the two like fractions:
441/392 + 168/392 = 441 + 168/392 = 609/392 - 609/392 simplified gives 87/56
- So, 9/8 + 21/49 = 87/56
In mixed form: 131/56
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