Add 81/80 and 48/60
1st number: 1 1/80, 2nd number: 48/60
81/80 + 48/60 is 29/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 60 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
81/80 = 81 × 3/80 × 3 = 243/240 - Likewise, for the 2nd fraction, since 60 × 4 = 240,
48/60 = 48 × 4/60 × 4 = 192/240 - Add the two like fractions:
243/240 + 192/240 = 243 + 192/240 = 435/240 - 435/240 simplified gives 29/16
- So, 81/80 + 48/60 = 29/16
In mixed form: 113/16
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