Add 18/36 and 15/40
18/36 + 15/40 is 7/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 36 × 10 = 360,
18/36 = 18 × 10/36 × 10 = 180/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
15/40 = 15 × 9/40 × 9 = 135/360 - Add the two like fractions:
180/360 + 135/360 = 180 + 135/360 = 315/360 - 315/360 simplified gives 7/8
- So, 18/36 + 15/40 = 7/8
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