Add 63/40 and 20/7
1st number: 1 23/40, 2nd number: 2 6/7
63/40 + 20/7 is 1241/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 7 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
63/40 = 63 × 7/40 × 7 = 441/280 - Likewise, for the 2nd fraction, since 7 × 40 = 280,
20/7 = 20 × 40/7 × 40 = 800/280 - Add the two like fractions:
441/280 + 800/280 = 441 + 800/280 = 1241/280 - So, 63/40 + 20/7 = 1241/280
In mixed form: 4121/280
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