Add 18/72 and 48/20
1st number: 18/72, 2nd number: 2 8/20
18/72 + 48/20 is 53/20.
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,
18/72 = 18 × 5/72 × 5 = 90/360 - Likewise, for the 2nd fraction, since 20 × 18 = 360,
48/20 = 48 × 18/20 × 18 = 864/360 - Add the two like fractions:
90/360 + 864/360 = 90 + 864/360 = 954/360 - 954/360 simplified gives 53/20
- So, 18/72 + 48/20 = 53/20
In mixed form: 213/20
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