Add 54/80 and 63/8
1st number: 54/80, 2nd number: 7 7/8
54/80 + 63/8 is 171/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 8 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
54/80 = 54 × 1/80 × 1 = 54/80 - Likewise, for the 2nd fraction, since 8 × 10 = 80,
63/8 = 63 × 10/8 × 10 = 630/80 - Add the two like fractions:
54/80 + 630/80 = 54 + 630/80 = 684/80 - 684/80 simplified gives 171/20
- So, 54/80 + 63/8 = 171/20
In mixed form: 811/20
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