Add 15/16 and 56/90
15/16 + 56/90 is 1123/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
15/16 = 15 × 45/16 × 45 = 675/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
56/90 = 56 × 8/90 × 8 = 448/720 - Add the two like fractions:
675/720 + 448/720 = 675 + 448/720 = 1123/720 - So, 15/16 + 56/90 = 1123/720
In mixed form: 1403/720
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