Add 30/63 and 40/20
1st number: 30/63, 2nd number: 2 0/20
30/63 + 40/20 is 52/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
30/63 = 30 × 20/63 × 20 = 600/1260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,
40/20 = 40 × 63/20 × 63 = 2520/1260 - Add the two like fractions:
600/1260 + 2520/1260 = 600 + 2520/1260 = 3120/1260 - 3120/1260 simplified gives 52/21
- So, 30/63 + 40/20 = 52/21
In mixed form: 210/21
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