Add 28/15 and 70/30
1st number: 1 13/15, 2nd number: 2 10/30
28/15 + 70/30 is 21/5.
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,
28/15 = 28 × 2/15 × 2 = 56/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
70/30 = 70 × 1/30 × 1 = 70/30 - Add the two like fractions:
56/30 + 70/30 = 56 + 70/30 = 126/30 - 126/30 simplified gives 21/5
- So, 28/15 + 70/30 = 21/5
In mixed form: 41/5
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