Add 40/84 and 2/15
40/84 + 2/15 is 64/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 15 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
40/84 = 40 × 5/84 × 5 = 200/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
2/15 = 2 × 28/15 × 28 = 56/420 - Add the two like fractions:
200/420 + 56/420 = 200 + 56/420 = 256/420 - 256/420 simplified gives 64/105
- So, 40/84 + 2/15 = 64/105
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