Add 45/18 and 12/56
1st number: 2 9/18, 2nd number: 12/56
45/18 + 12/56 is 19/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 18 × 28 = 504,
45/18 = 45 × 28/18 × 28 = 1260/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
12/56 = 12 × 9/56 × 9 = 108/504 - Add the two like fractions:
1260/504 + 108/504 = 1260 + 108/504 = 1368/504 - 1368/504 simplified gives 19/7
- So, 45/18 + 12/56 = 19/7
In mixed form: 25/7
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