Add 80/28 and 40/5
1st number: 2 24/28, 2nd number: 8 0/5
80/28 + 40/5 is 76/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 5 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
80/28 = 80 × 5/28 × 5 = 400/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
40/5 = 40 × 28/5 × 28 = 1120/140 - Add the two like fractions:
400/140 + 1120/140 = 400 + 1120/140 = 1520/140 - 1520/140 simplified gives 76/7
- So, 80/28 + 40/5 = 76/7
In mixed form: 106/7
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