Add 80/6 and 30/40
1st number: 13 2/6, 2nd number: 30/40
80/6 + 30/40 is 169/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 6 × 20 = 120,
80/6 = 80 × 20/6 × 20 = 1600/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
30/40 = 30 × 3/40 × 3 = 90/120 - Add the two like fractions:
1600/120 + 90/120 = 1600 + 90/120 = 1690/120 - 1690/120 simplified gives 169/12
- So, 80/6 + 30/40 = 169/12
In mixed form: 141/12
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