Add 4/72 and 84/30
1st number: 4/72, 2nd number: 2 24/30
4/72 + 84/30 is 257/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 30 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
4/72 = 4 × 5/72 × 5 = 20/360 - Likewise, for the 2nd fraction, since 30 × 12 = 360,
84/30 = 84 × 12/30 × 12 = 1008/360 - Add the two like fractions:
20/360 + 1008/360 = 20 + 1008/360 = 1028/360 - 1028/360 simplified gives 257/90
- So, 4/72 + 84/30 = 257/90
In mixed form: 277/90
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