Add 30/63 and 40/30
1st number: 30/63, 2nd number: 1 10/30
30/63 + 40/30 is 38/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 30 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
30/63 = 30 × 10/63 × 10 = 300/630 - Likewise, for the 2nd fraction, since 30 × 21 = 630,
40/30 = 40 × 21/30 × 21 = 840/630 - Add the two like fractions:
300/630 + 840/630 = 300 + 840/630 = 1140/630 - 1140/630 simplified gives 38/21
- So, 30/63 + 40/30 = 38/21
In mixed form: 117/21
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