Add 28/5 and 15/70
1st number: 5 3/5, 2nd number: 15/70
28/5 + 15/70 is 407/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
28/5 = 28 × 14/5 × 14 = 392/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
15/70 = 15 × 1/70 × 1 = 15/70 - Add the two like fractions:
392/70 + 15/70 = 392 + 15/70 = 407/70 - So, 28/5 + 15/70 = 407/70
In mixed form: 557/70
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