Add 20/70 and 56/24
1st number: 20/70, 2nd number: 2 8/24
20/70 + 56/24 is 55/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 70 × 12 = 840,
20/70 = 20 × 12/70 × 12 = 240/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
56/24 = 56 × 35/24 × 35 = 1960/840 - Add the two like fractions:
240/840 + 1960/840 = 240 + 1960/840 = 2200/840 - 2200/840 simplified gives 55/21
- So, 20/70 + 56/24 = 55/21
In mixed form: 213/21
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