Add 15/8 and 70/63
1st number: 1 7/8, 2nd number: 1 7/63
15/8 + 70/63 is 215/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
15/8 = 15 × 63/8 × 63 = 945/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
70/63 = 70 × 8/63 × 8 = 560/504 - Add the two like fractions:
945/504 + 560/504 = 945 + 560/504 = 1505/504 - 1505/504 simplified gives 215/72
- So, 15/8 + 70/63 = 215/72
In mixed form: 271/72
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