Add 12/40 and 54/8
1st number: 12/40, 2nd number: 6 6/8
12/40 + 54/8 is 141/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
12/40 = 12 × 1/40 × 1 = 12/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
54/8 = 54 × 5/8 × 5 = 270/40 - Add the two like fractions:
12/40 + 270/40 = 12 + 270/40 = 282/40 - 282/40 simplified gives 141/20
- So, 12/40 + 54/8 = 141/20
In mixed form: 71/20
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