Add 49/72 and 21/8
1st number: 49/72, 2nd number: 2 5/8
49/72 + 21/8 is 119/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
49/72 = 49 × 1/72 × 1 = 49/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
21/8 = 21 × 9/8 × 9 = 189/72 - Add the two like fractions:
49/72 + 189/72 = 49 + 189/72 = 238/72 - 238/72 simplified gives 119/36
- So, 49/72 + 21/8 = 119/36
In mixed form: 311/36
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