Add 75/15 and 90/63
1st number: 5 0/15, 2nd number: 1 27/63
75/15 + 90/63 is 45/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 15 × 21 = 315,
75/15 = 75 × 21/15 × 21 = 1575/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
90/63 = 90 × 5/63 × 5 = 450/315 - Add the two like fractions:
1575/315 + 450/315 = 1575 + 450/315 = 2025/315 - 2025/315 simplified gives 45/7
- So, 75/15 + 90/63 = 45/7
In mixed form: 63/7
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