Add 70/15 and 3/30
1st number: 4 10/15, 2nd number: 3/30
70/15 + 3/30 is 143/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
70/15 = 70 × 2/15 × 2 = 140/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
3/30 = 3 × 1/30 × 1 = 3/30 - Add the two like fractions:
140/30 + 3/30 = 140 + 3/30 = 143/30 - So, 70/15 + 3/30 = 143/30
In mixed form: 423/30
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