Add 84/72 and 54/60
1st number: 1 12/72, 2nd number: 54/60
84/72 + 54/60 is 31/15.
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,
54/60 = 54 × 6/60 × 6 = 324/360 - Add the two like fractions:
420/360 + 324/360 = 420 + 324/360 = 744/360 - 744/360 simplified gives 31/15
- So, 84/72 + 54/60 = 31/15
In mixed form: 21/15
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