Add 63/16 and 84/90
1st number: 3 15/16, 2nd number: 84/90
63/16 + 84/90 is 1169/240.
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,
63/16 = 63 × 45/16 × 45 = 2835/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
84/90 = 84 × 8/90 × 8 = 672/720 - Add the two like fractions:
2835/720 + 672/720 = 2835 + 672/720 = 3507/720 - 3507/720 simplified gives 1169/240
- So, 63/16 + 84/90 = 1169/240
In mixed form: 4209/240
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