Add 7/40 and 63/20
1st number: 7/40, 2nd number: 3 3/20
7/40 + 63/20 is 133/40.
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,
7/40 = 7 × 1/40 × 1 = 7/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
63/20 = 63 × 2/20 × 2 = 126/40 - Add the two like fractions:
7/40 + 126/40 = 7 + 126/40 = 133/40 - So, 7/40 + 63/20 = 133/40
In mixed form: 313/40
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