Add 15/20 and 2/40
15/20 + 2/40 is 4/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
15/20 = 15 × 2/20 × 2 = 30/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
2/40 = 2 × 1/40 × 1 = 2/40 - Add the two like fractions:
30/40 + 2/40 = 30 + 2/40 = 32/40 - 32/40 simplified gives 4/5
- So, 15/20 + 2/40 = 4/5
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