Add 30/40 and 63/20
1st number: 30/40, 2nd number: 3 3/20
30/40 + 63/20 is 39/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
30/40 = 30 × 1/40 × 1 = 30/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
63/20 = 63 × 2/20 × 2 = 126/40 - Add the two like fractions:
30/40 + 126/40 = 30 + 126/40 = 156/40 - 156/40 simplified gives 39/10
- So, 30/40 + 63/20 = 39/10
In mixed form: 39/10
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