Add 15/8 and 20/28
1st number: 1 7/8, 2nd number: 20/28
15/8 + 20/28 is 145/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
15/8 = 15 × 7/8 × 7 = 105/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
20/28 = 20 × 2/28 × 2 = 40/56 - Add the two like fractions:
105/56 + 40/56 = 105 + 40/56 = 145/56 - So, 15/8 + 20/28 = 145/56
In mixed form: 233/56
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