Add 4/5 and 9/18
4/5 + 9/18 is 13/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
4/5 = 4 × 18/5 × 18 = 72/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
9/18 = 9 × 5/18 × 5 = 45/90 - Add the two like fractions:
72/90 + 45/90 = 72 + 45/90 = 117/90 - 117/90 simplified gives 13/10
- So, 4/5 + 9/18 = 13/10
In mixed form: 13/10
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