Add 72/4 and 35/20
1st number: 18 0/4, 2nd number: 1 15/20
72/4 + 35/20 is 79/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
72/4 = 72 × 5/4 × 5 = 360/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
35/20 = 35 × 1/20 × 1 = 35/20 - Add the two like fractions:
360/20 + 35/20 = 360 + 35/20 = 395/20 - 395/20 simplified gives 79/4
- So, 72/4 + 35/20 = 79/4
In mixed form: 193/4
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