Add 80/5 and 9/28
1st number: 16 0/5, 2nd number: 9/28
80/5 + 9/28 is 457/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 5 × 28 = 140,
80/5 = 80 × 28/5 × 28 = 2240/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
9/28 = 9 × 5/28 × 5 = 45/140 - Add the two like fractions:
2240/140 + 45/140 = 2240 + 45/140 = 2285/140 - 2285/140 simplified gives 457/28
- So, 80/5 + 9/28 = 457/28
In mixed form: 169/28
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