Add 1/5 and 80/45
1st number: 1/5, 2nd number: 1 35/45
1/5 + 80/45 is 89/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
1/5 = 1 × 9/5 × 9 = 9/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
80/45 = 80 × 1/45 × 1 = 80/45 - Add the two like fractions:
9/45 + 80/45 = 9 + 80/45 = 89/45 - So, 1/5 + 80/45 = 89/45
In mixed form: 144/45
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