Add 18/45 and 56/40
1st number: 18/45, 2nd number: 1 16/40
18/45 + 56/40 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
18/45 = 18 × 8/45 × 8 = 144/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
56/40 = 56 × 9/40 × 9 = 504/360 - Add the two like fractions:
144/360 + 504/360 = 144 + 504/360 = 648/360 - 648/360 simplified gives 9/5
- So, 18/45 + 56/40 = 9/5
In mixed form: 14/5
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