Add 72/45 and 42/9
1st number: 1 27/45, 2nd number: 4 6/9
72/45 + 42/9 is 94/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
72/45 = 72 × 1/45 × 1 = 72/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
42/9 = 42 × 5/9 × 5 = 210/45 - Add the two like fractions:
72/45 + 210/45 = 72 + 210/45 = 282/45 - 282/45 simplified gives 94/15
- So, 72/45 + 42/9 = 94/15
In mixed form: 64/15
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