Add 3/60 and 72/81
3/60 + 72/81 is 169/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 81 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 60 × 27 = 1620,
3/60 = 3 × 27/60 × 27 = 81/1620 - Likewise, for the 2nd fraction, since 81 × 20 = 1620,
72/81 = 72 × 20/81 × 20 = 1440/1620 - Add the two like fractions:
81/1620 + 1440/1620 = 81 + 1440/1620 = 1521/1620 - 1521/1620 simplified gives 169/180
- So, 3/60 + 72/81 = 169/180
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