Add 80/20 and 81/60
1st number: 4 0/20, 2nd number: 1 21/60
80/20 + 81/60 is 107/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
80/20 = 80 × 3/20 × 3 = 240/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
81/60 = 81 × 1/60 × 1 = 81/60 - Add the two like fractions:
240/60 + 81/60 = 240 + 81/60 = 321/60 - 321/60 simplified gives 107/20
- So, 80/20 + 81/60 = 107/20
In mixed form: 57/20
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