Add 72/8 and 80/20
1st number: 9 0/8, 2nd number: 4 0/20
72/8 + 80/20 is 13/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
72/8 = 72 × 5/8 × 5 = 360/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
80/20 = 80 × 2/20 × 2 = 160/40 - Add the two like fractions:
360/40 + 160/40 = 360 + 160/40 = 520/40 - 520/40 simplified gives 13/1
- So, 72/8 + 80/20 = 13/1
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