Add 63/35 and 21/30
1st number: 1 28/35, 2nd number: 21/30
63/35 + 21/30 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
63/35 = 63 × 6/35 × 6 = 378/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
21/30 = 21 × 7/30 × 7 = 147/210 - Add the two like fractions:
378/210 + 147/210 = 378 + 147/210 = 525/210 - 525/210 simplified gives 5/2
- So, 63/35 + 21/30 = 5/2
In mixed form: 21/2
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