Add 70/25 and 80/63
1st number: 2 20/25, 2nd number: 1 17/63
70/25 + 80/63 is 1282/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 63 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 25 × 63 = 1575,
70/25 = 70 × 63/25 × 63 = 4410/1575 - Likewise, for the 2nd fraction, since 63 × 25 = 1575,
80/63 = 80 × 25/63 × 25 = 2000/1575 - Add the two like fractions:
4410/1575 + 2000/1575 = 4410 + 2000/1575 = 6410/1575 - 6410/1575 simplified gives 1282/315
- So, 70/25 + 80/63 = 1282/315
In mixed form: 422/315
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