Add 20/42 and 48/30
1st number: 20/42, 2nd number: 1 18/30
20/42 + 48/30 is 218/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
20/42 = 20 × 5/42 × 5 = 100/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
48/30 = 48 × 7/30 × 7 = 336/210 - Add the two like fractions:
100/210 + 336/210 = 100 + 336/210 = 436/210 - 436/210 simplified gives 218/105
- So, 20/42 + 48/30 = 218/105
In mixed form: 28/105
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