Add 48/21 and 15/60
1st number: 2 6/21, 2nd number: 15/60
48/21 + 15/60 is 71/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 21 × 20 = 420,
48/21 = 48 × 20/21 × 20 = 960/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
15/60 = 15 × 7/60 × 7 = 105/420 - Add the two like fractions:
960/420 + 105/420 = 960 + 105/420 = 1065/420 - 1065/420 simplified gives 71/28
- So, 48/21 + 15/60 = 71/28
In mixed form: 215/28
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