Add 15/10 and 54/80
1st number: 1 5/10, 2nd number: 54/80
15/10 + 54/80 is 87/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
15/10 = 15 × 8/10 × 8 = 120/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
54/80 = 54 × 1/80 × 1 = 54/80 - Add the two like fractions:
120/80 + 54/80 = 120 + 54/80 = 174/80 - 174/80 simplified gives 87/40
- So, 15/10 + 54/80 = 87/40
In mixed form: 27/40
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