Add 80/72 and 27/40
1st number: 1 8/72, 2nd number: 27/40
80/72 + 27/40 is 643/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
80/72 = 80 × 5/72 × 5 = 400/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
27/40 = 27 × 9/40 × 9 = 243/360 - Add the two like fractions:
400/360 + 243/360 = 400 + 243/360 = 643/360 - So, 80/72 + 27/40 = 643/360
In mixed form: 1283/360
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