Add 80/72 and 70/36
1st number: 1 8/72, 2nd number: 1 34/36
80/72 + 70/36 is 55/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 36 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
80/72 = 80 × 1/72 × 1 = 80/72 - Likewise, for the 2nd fraction, since 36 × 2 = 72,
70/36 = 70 × 2/36 × 2 = 140/72 - Add the two like fractions:
80/72 + 140/72 = 80 + 140/72 = 220/72 - 220/72 simplified gives 55/18
- So, 80/72 + 70/36 = 55/18
In mixed form: 31/18
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Related: 80/72+70/72