Add 84/72 and 45/60
1st number: 1 12/72, 2nd number: 45/60
84/72 + 45/60 is 23/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 60 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
84/72 = 84 × 5/72 × 5 = 420/360 - Likewise, for the 2nd fraction, since 60 × 6 = 360,
45/60 = 45 × 6/60 × 6 = 270/360 - Add the two like fractions:
420/360 + 270/360 = 420 + 270/360 = 690/360 - 690/360 simplified gives 23/12
- So, 84/72 + 45/60 = 23/12
In mixed form: 111/12
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