Add 12/5 and 9/72
1st number: 2 2/5, 2nd number: 9/72
12/5 + 9/72 is 101/40.
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,
9/72 = 9 × 5/72 × 5 = 45/360 - Add the two like fractions:
864/360 + 45/360 = 864 + 45/360 = 909/360 - 909/360 simplified gives 101/40
- So, 12/5 + 9/72 = 101/40
In mixed form: 221/40
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