Add 75/30 and 45/63
1st number: 2 15/30, 2nd number: 45/63
75/30 + 45/63 is 45/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 30 × 21 = 630,
75/30 = 75 × 21/30 × 21 = 1575/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
45/63 = 45 × 10/63 × 10 = 450/630 - Add the two like fractions:
1575/630 + 450/630 = 1575 + 450/630 = 2025/630 - 2025/630 simplified gives 45/14
- So, 75/30 + 45/63 = 45/14
In mixed form: 33/14
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