Add 12/45 and 72/5
1st number: 12/45, 2nd number: 14 2/5
12/45 + 72/5 is 44/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
12/45 = 12 × 1/45 × 1 = 12/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
72/5 = 72 × 9/5 × 9 = 648/45 - Add the two like fractions:
12/45 + 648/45 = 12 + 648/45 = 660/45 - 660/45 simplified gives 44/3
- So, 12/45 + 72/5 = 44/3
In mixed form: 142/3
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