Add 14/60 and 21/70
14/60 + 21/70 is 8/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
14/60 = 14 × 7/60 × 7 = 98/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
21/70 = 21 × 6/70 × 6 = 126/420 - Add the two like fractions:
98/420 + 126/420 = 98 + 126/420 = 224/420 - 224/420 simplified gives 8/15
- So, 14/60 + 21/70 = 8/15
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