Add 4/72 and 45/54
4/72 + 45/54 is 8/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 72 × 3 = 216,
4/72 = 4 × 3/72 × 3 = 12/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
45/54 = 45 × 4/54 × 4 = 180/216 - Add the two like fractions:
12/216 + 180/216 = 12 + 180/216 = 192/216 - 192/216 simplified gives 8/9
- So, 4/72 + 45/54 = 8/9
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