Add 21/25 and 63/35
1st number: 21/25, 2nd number: 1 28/35
21/25 + 63/35 is 66/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 35 is 175
Next, find the equivalent fraction of both fractional numbers with denominator 175 - For the 1st fraction, since 25 × 7 = 175,
21/25 = 21 × 7/25 × 7 = 147/175 - Likewise, for the 2nd fraction, since 35 × 5 = 175,
63/35 = 63 × 5/35 × 5 = 315/175 - Add the two like fractions:
147/175 + 315/175 = 147 + 315/175 = 462/175 - 462/175 simplified gives 66/25
- So, 21/25 + 63/35 = 66/25
In mixed form: 216/25
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