Add 45/3 and 80/18
1st number: 15 0/3, 2nd number: 4 8/18
45/3 + 80/18 is 175/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 3 × 6 = 18,
45/3 = 45 × 6/3 × 6 = 270/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
80/18 = 80 × 1/18 × 1 = 80/18 - Add the two like fractions:
270/18 + 80/18 = 270 + 80/18 = 350/18 - 350/18 simplified gives 175/9
- So, 45/3 + 80/18 = 175/9
In mixed form: 194/9
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