Add 45/18 and 63/9
1st number: 2 9/18, 2nd number: 7 0/9
45/18 + 63/9 is 19/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
45/18 = 45 × 1/18 × 1 = 45/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
63/9 = 63 × 2/9 × 2 = 126/18 - Add the two like fractions:
45/18 + 126/18 = 45 + 126/18 = 171/18 - 171/18 simplified gives 19/2
- So, 45/18 + 63/9 = 19/2
In mixed form: 91/2
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