Add 21/25 and 35/28
1st number: 21/25, 2nd number: 1 7/28
21/25 + 35/28 is 209/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 28 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 25 × 28 = 700,
21/25 = 21 × 28/25 × 28 = 588/700 - Likewise, for the 2nd fraction, since 28 × 25 = 700,
35/28 = 35 × 25/28 × 25 = 875/700 - Add the two like fractions:
588/700 + 875/700 = 588 + 875/700 = 1463/700 - 1463/700 simplified gives 209/100
- So, 21/25 + 35/28 = 209/100
In mixed form: 29/100
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