Add 7/90 and 63/16
1st number: 7/90, 2nd number: 3 15/16
7/90 + 63/16 is 2891/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
7/90 = 7 × 8/90 × 8 = 56/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
63/16 = 63 × 45/16 × 45 = 2835/720 - Add the two like fractions:
56/720 + 2835/720 = 56 + 2835/720 = 2891/720 - So, 7/90 + 63/16 = 2891/720
In mixed form: 411/720
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