Add 21/30 and 5/25
21/30 + 5/25 is 9/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 25 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
21/30 = 21 × 5/30 × 5 = 105/150 - Likewise, for the 2nd fraction, since 25 × 6 = 150,
5/25 = 5 × 6/25 × 6 = 30/150 - Add the two like fractions:
105/150 + 30/150 = 105 + 30/150 = 135/150 - 135/150 simplified gives 9/10
- So, 21/30 + 5/25 = 9/10
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