Add 20/24 and 30/70
20/24 + 30/70 is 53/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 70 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 24 × 35 = 840,
20/24 = 20 × 35/24 × 35 = 700/840 - Likewise, for the 2nd fraction, since 70 × 12 = 840,
30/70 = 30 × 12/70 × 12 = 360/840 - Add the two like fractions:
700/840 + 360/840 = 700 + 360/840 = 1060/840 - 1060/840 simplified gives 53/42
- So, 20/24 + 30/70 = 53/42
In mixed form: 111/42
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