Add 20/25 and 7/9
20/25 + 7/9 is 71/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 9 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
20/25 = 20 × 9/25 × 9 = 180/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
7/9 = 7 × 25/9 × 25 = 175/225 - Add the two like fractions:
180/225 + 175/225 = 180 + 175/225 = 355/225 - 355/225 simplified gives 71/45
- So, 20/25 + 7/9 = 71/45
In mixed form: 126/45
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