Add 12/5 and 45/28
1st number: 2 2/5, 2nd number: 1 17/28
12/5 + 45/28 is 561/140.
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,
12/5 = 12 × 28/5 × 28 = 336/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
45/28 = 45 × 5/28 × 5 = 225/140 - Add the two like fractions:
336/140 + 225/140 = 336 + 225/140 = 561/140 - So, 12/5 + 45/28 = 561/140
In mixed form: 41/140
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