Add 20/8 and 25/45
1st number: 2 4/8, 2nd number: 25/45
20/8 + 25/45 is 55/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
20/8 = 20 × 45/8 × 45 = 900/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
25/45 = 25 × 8/45 × 8 = 200/360 - Add the two like fractions:
900/360 + 200/360 = 900 + 200/360 = 1100/360 - 1100/360 simplified gives 55/18
- So, 20/8 + 25/45 = 55/18
In mixed form: 31/18
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