Add 3/40 and 20/6
1st number: 3/40, 2nd number: 3 2/6
3/40 + 20/6 is 409/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 6 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
3/40 = 3 × 3/40 × 3 = 9/120 - Likewise, for the 2nd fraction, since 6 × 20 = 120,
20/6 = 20 × 20/6 × 20 = 400/120 - Add the two like fractions:
9/120 + 400/120 = 9 + 400/120 = 409/120 - So, 3/40 + 20/6 = 409/120
In mixed form: 349/120
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