Add 7/40 and 20/25
7/40 + 20/25 is 39/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 25 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 40 × 5 = 200,
7/40 = 7 × 5/40 × 5 = 35/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
20/25 = 20 × 8/25 × 8 = 160/200 - Add the two like fractions:
35/200 + 160/200 = 35 + 160/200 = 195/200 - 195/200 simplified gives 39/40
- So, 7/40 + 20/25 = 39/40
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