Add 15/63 and 42/9
1st number: 15/63, 2nd number: 4 6/9
15/63 + 42/9 is 103/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 63 × 1 = 63,
15/63 = 15 × 1/63 × 1 = 15/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
42/9 = 42 × 7/9 × 7 = 294/63 - Add the two like fractions:
15/63 + 294/63 = 15 + 294/63 = 309/63 - 309/63 simplified gives 103/21
- So, 15/63 + 42/9 = 103/21
In mixed form: 419/21
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