Add 12/24 and 42/45
12/24 + 42/45 is 43/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 24 × 15 = 360,
12/24 = 12 × 15/24 × 15 = 180/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
42/45 = 42 × 8/45 × 8 = 336/360 - Add the two like fractions:
180/360 + 336/360 = 180 + 336/360 = 516/360 - 516/360 simplified gives 43/30
- So, 12/24 + 42/45 = 43/30
In mixed form: 113/30
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