Add 7/20 and 4/25
7/20 + 4/25 is 51/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
7/20 = 7 × 5/20 × 5 = 35/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
4/25 = 4 × 4/25 × 4 = 16/100 - Add the two like fractions:
35/100 + 16/100 = 35 + 16/100 = 51/100 - So, 7/20 + 4/25 = 51/100
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