Add 27/70 and 40/60
27/70 + 40/60 is 221/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
27/70 = 27 × 6/70 × 6 = 162/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
40/60 = 40 × 7/60 × 7 = 280/420 - Add the two like fractions:
162/420 + 280/420 = 162 + 280/420 = 442/420 - 442/420 simplified gives 221/210
- So, 27/70 + 40/60 = 221/210
In mixed form: 111/210
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