Add 2/72 and 70/20
1st number: 2/72, 2nd number: 3 10/20
2/72 + 70/20 is 127/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 20 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
2/72 = 2 × 5/72 × 5 = 10/360 - Likewise, for the 2nd fraction, since 20 × 18 = 360,
70/20 = 70 × 18/20 × 18 = 1260/360 - Add the two like fractions:
10/360 + 1260/360 = 10 + 1260/360 = 1270/360 - 1270/360 simplified gives 127/36
- So, 2/72 + 70/20 = 127/36
In mixed form: 319/36
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