Add 3/84 and 9/60
3/84 + 9/60 is 13/70.
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,
3/84 = 3 × 5/84 × 5 = 15/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
9/60 = 9 × 7/60 × 7 = 63/420 - Add the two like fractions:
15/420 + 63/420 = 15 + 63/420 = 78/420 - 78/420 simplified gives 13/70
- So, 3/84 + 9/60 = 13/70
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