Add 60/21 and 4/15
1st number: 2 18/21, 2nd number: 4/15
60/21 + 4/15 is 328/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 15 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
60/21 = 60 × 5/21 × 5 = 300/105 - Likewise, for the 2nd fraction, since 15 × 7 = 105,
4/15 = 4 × 7/15 × 7 = 28/105 - Add the two like fractions:
300/105 + 28/105 = 300 + 28/105 = 328/105 - So, 60/21 + 4/15 = 328/105
In mixed form: 313/105
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