Add 45/18 and 70/5
1st number: 2 9/18, 2nd number: 14 0/5
45/18 + 70/5 is 33/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
45/18 = 45 × 5/18 × 5 = 225/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
70/5 = 70 × 18/5 × 18 = 1260/90 - Add the two like fractions:
225/90 + 1260/90 = 225 + 1260/90 = 1485/90 - 1485/90 simplified gives 33/2
- So, 45/18 + 70/5 = 33/2
In mixed form: 161/2
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