Add 12/5 and 54/72
1st number: 2 2/5, 2nd number: 54/72
12/5 + 54/72 is 63/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 5 × 72 = 360,
12/5 = 12 × 72/5 × 72 = 864/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
54/72 = 54 × 5/72 × 5 = 270/360 - Add the two like fractions:
864/360 + 270/360 = 864 + 270/360 = 1134/360 - 1134/360 simplified gives 63/20
- So, 12/5 + 54/72 = 63/20
In mixed form: 33/20
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