Add 12/40 and 80/6
1st number: 12/40, 2nd number: 13 2/6
12/40 + 80/6 is 409/30.
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,
12/40 = 12 × 3/40 × 3 = 36/120 - Likewise, for the 2nd fraction, since 6 × 20 = 120,
80/6 = 80 × 20/6 × 20 = 1600/120 - Add the two like fractions:
36/120 + 1600/120 = 36 + 1600/120 = 1636/120 - 1636/120 simplified gives 409/30
- So, 12/40 + 80/6 = 409/30
In mixed form: 1319/30
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