Add 84/63 and 7/35
1st number: 1 21/63, 2nd number: 7/35
84/63 + 7/35 is 23/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
84/63 = 84 × 5/63 × 5 = 420/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
7/35 = 7 × 9/35 × 9 = 63/315 - Add the two like fractions:
420/315 + 63/315 = 420 + 63/315 = 483/315 - 483/315 simplified gives 23/15
- So, 84/63 + 7/35 = 23/15
In mixed form: 18/15
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