Add 98/20 and 1/42
1st number: 4 18/20, 2nd number: 1/42
98/20 + 1/42 is 517/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 42 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 20 × 21 = 420,
98/20 = 98 × 21/20 × 21 = 2058/420 - Likewise, for the 2nd fraction, since 42 × 10 = 420,
1/42 = 1 × 10/42 × 10 = 10/420 - Add the two like fractions:
2058/420 + 10/420 = 2058 + 10/420 = 2068/420 - 2068/420 simplified gives 517/105
- So, 98/20 + 1/42 = 517/105
In mixed form: 497/105
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