Add 20/8 and 12/40
1st number: 2 4/8, 2nd number: 12/40
20/8 + 12/40 is 14/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
20/8 = 20 × 5/8 × 5 = 100/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
12/40 = 12 × 1/40 × 1 = 12/40 - Add the two like fractions:
100/40 + 12/40 = 100 + 12/40 = 112/40 - 112/40 simplified gives 14/5
- So, 20/8 + 12/40 = 14/5
In mixed form: 24/5
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