Add 18/14 and 7/40
1st number: 1 4/14, 2nd number: 7/40
18/14 + 7/40 is 409/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,
18/14 = 18 × 20/14 × 20 = 360/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
7/40 = 7 × 7/40 × 7 = 49/280 - Add the two like fractions:
360/280 + 49/280 = 360 + 49/280 = 409/280 - So, 18/14 + 7/40 = 409/280
In mixed form: 1129/280
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