Add 70/28 and 1/45
1st number: 2 14/28, 2nd number: 1/45
70/28 + 1/45 is 227/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
70/28 = 70 × 45/28 × 45 = 3150/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
1/45 = 1 × 28/45 × 28 = 28/1260 - Add the two like fractions:
3150/1260 + 28/1260 = 3150 + 28/1260 = 3178/1260 - 3178/1260 simplified gives 227/90
- So, 70/28 + 1/45 = 227/90
In mixed form: 247/90
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