Add 8/72 and 1/20
8/72 + 1/20 is 29/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 20 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
8/72 = 8 × 5/72 × 5 = 40/360 - Likewise, for the 2nd fraction, since 20 × 18 = 360,
1/20 = 1 × 18/20 × 18 = 18/360 - Add the two like fractions:
40/360 + 18/360 = 40 + 18/360 = 58/360 - 58/360 simplified gives 29/180
- So, 8/72 + 1/20 = 29/180
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