Add 8/72 and 8/20
8/72 + 8/20 is 23/45.
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,
8/20 = 8 × 18/20 × 18 = 144/360 - Add the two like fractions:
40/360 + 144/360 = 40 + 144/360 = 184/360 - 184/360 simplified gives 23/45
- So, 8/72 + 8/20 = 23/45
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