Add 72/16 and 98/20
1st number: 4 8/16, 2nd number: 4 18/20
72/16 + 98/20 is 47/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
72/16 = 72 × 5/16 × 5 = 360/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
98/20 = 98 × 4/20 × 4 = 392/80 - Add the two like fractions:
360/80 + 392/80 = 360 + 392/80 = 752/80 - 752/80 simplified gives 47/5
- So, 72/16 + 98/20 = 47/5
In mixed form: 92/5
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