Add 54/20 and 3/72
1st number: 2 14/20, 2nd number: 3/72
54/20 + 3/72 is 329/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 20 × 18 = 360,
54/20 = 54 × 18/20 × 18 = 972/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
3/72 = 3 × 5/72 × 5 = 15/360 - Add the two like fractions:
972/360 + 15/360 = 972 + 15/360 = 987/360 - 987/360 simplified gives 329/120
- So, 54/20 + 3/72 = 329/120
In mixed form: 289/120
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