Add 54/15 and 30/63
1st number: 3 9/15, 2nd number: 30/63
54/15 + 30/63 is 428/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 15 × 21 = 315,
54/15 = 54 × 21/15 × 21 = 1134/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
30/63 = 30 × 5/63 × 5 = 150/315 - Add the two like fractions:
1134/315 + 150/315 = 1134 + 150/315 = 1284/315 - 1284/315 simplified gives 428/105
- So, 54/15 + 30/63 = 428/105
In mixed form: 48/105
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