Add 2/7 and 40/60
2/7 + 40/60 is 20/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 7 × 60 = 420,
2/7 = 2 × 60/7 × 60 = 120/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
40/60 = 40 × 7/60 × 7 = 280/420 - Add the two like fractions:
120/420 + 280/420 = 120 + 280/420 = 400/420 - 400/420 simplified gives 20/21
- So, 2/7 + 40/60 = 20/21
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