Add 90/45 and 12/24
1st number: 2 0/45, 2nd number: 12/24
90/45 + 12/24 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 24 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
90/45 = 90 × 8/45 × 8 = 720/360 - Likewise, for the 2nd fraction, since 24 × 15 = 360,
12/24 = 12 × 15/24 × 15 = 180/360 - Add the two like fractions:
720/360 + 180/360 = 720 + 180/360 = 900/360 - 900/360 simplified gives 5/2
- So, 90/45 + 12/24 = 5/2
In mixed form: 21/2
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