Add 3/4 and 7/20
3/4 + 7/20 is 11/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
3/4 = 3 × 5/4 × 5 = 15/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
7/20 = 7 × 1/20 × 1 = 7/20 - Add the two like fractions:
15/20 + 7/20 = 15 + 7/20 = 22/20 - 22/20 simplified gives 11/10
- So, 3/4 + 7/20 = 11/10
In mixed form: 11/10
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