Add 80/8 and 72/10
1st number: 10 0/8, 2nd number: 7 2/10
80/8 + 72/10 is 86/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
80/8 = 80 × 5/8 × 5 = 400/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
72/10 = 72 × 4/10 × 4 = 288/40 - Add the two like fractions:
400/40 + 288/40 = 400 + 288/40 = 688/40 - 688/40 simplified gives 86/5
- So, 80/8 + 72/10 = 86/5
In mixed form: 171/5
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