Add 3/8 and 81/7
1st number: 3/8, 2nd number: 11 4/7
3/8 + 81/7 is 669/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
3/8 = 3 × 7/8 × 7 = 21/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
81/7 = 81 × 8/7 × 8 = 648/56 - Add the two like fractions:
21/56 + 648/56 = 21 + 648/56 = 669/56 - So, 3/8 + 81/7 = 669/56
In mixed form: 1153/56
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