Add 40/72 and 30/54
40/72 + 30/54 is 10/9.
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,
40/72 = 40 × 3/72 × 3 = 120/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
30/54 = 30 × 4/54 × 4 = 120/216 - Add the two like fractions:
120/216 + 120/216 = 120 + 120/216 = 240/216 - 240/216 simplified gives 10/9
- So, 40/72 + 30/54 = 10/9
In mixed form: 11/9
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