Add 30/63 and 70/15
1st number: 30/63, 2nd number: 4 10/15
30/63 + 70/15 is 36/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 15 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
30/63 = 30 × 5/63 × 5 = 150/315 - Likewise, for the 2nd fraction, since 15 × 21 = 315,
70/15 = 70 × 21/15 × 21 = 1470/315 - Add the two like fractions:
150/315 + 1470/315 = 150 + 1470/315 = 1620/315 - 1620/315 simplified gives 36/7
- So, 30/63 + 70/15 = 36/7
In mixed form: 51/7
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