Add 45/35 and 21/63
1st number: 1 10/35, 2nd number: 21/63
45/35 + 21/63 is 34/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
45/35 = 45 × 9/35 × 9 = 405/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
21/63 = 21 × 5/63 × 5 = 105/315 - Add the two like fractions:
405/315 + 105/315 = 405 + 105/315 = 510/315 - 510/315 simplified gives 34/21
- So, 45/35 + 21/63 = 34/21
In mixed form: 113/21
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