Add 7/40 and 20/75
7/40 + 20/75 is 53/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 75 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 40 × 15 = 600,
7/40 = 7 × 15/40 × 15 = 105/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
20/75 = 20 × 8/75 × 8 = 160/600 - Add the two like fractions:
105/600 + 160/600 = 105 + 160/600 = 265/600 - 265/600 simplified gives 53/120
- So, 7/40 + 20/75 = 53/120
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