Add 21/18 and 10/25
1st number: 1 3/18, 2nd number: 10/25
21/18 + 10/25 is 47/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 25 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
21/18 = 21 × 25/18 × 25 = 525/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
10/25 = 10 × 18/25 × 18 = 180/450 - Add the two like fractions:
525/450 + 180/450 = 525 + 180/450 = 705/450 - 705/450 simplified gives 47/30
- So, 21/18 + 10/25 = 47/30
In mixed form: 117/30
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