Add 6/72 and 18/40
6/72 + 18/40 is 8/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
6/72 = 6 × 5/72 × 5 = 30/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
18/40 = 18 × 9/40 × 9 = 162/360 - Add the two like fractions:
30/360 + 162/360 = 30 + 162/360 = 192/360 - 192/360 simplified gives 8/15
- So, 6/72 + 18/40 = 8/15
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