Add 21/2 and 63/70
1st number: 10 1/2, 2nd number: 63/70
21/2 + 63/70 is 57/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 2 × 35 = 70,
21/2 = 21 × 35/2 × 35 = 735/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
63/70 = 63 × 1/70 × 1 = 63/70 - Add the two like fractions:
735/70 + 63/70 = 735 + 63/70 = 798/70 - 798/70 simplified gives 57/5
- So, 21/2 + 63/70 = 57/5
In mixed form: 112/5
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