Add 60/84 and 21/60
60/84 + 21/60 is 149/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
60/84 = 60 × 5/84 × 5 = 300/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
21/60 = 21 × 7/60 × 7 = 147/420 - Add the two like fractions:
300/420 + 147/420 = 300 + 147/420 = 447/420 - 447/420 simplified gives 149/140
- So, 60/84 + 21/60 = 149/140
In mixed form: 19/140
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