Add 80/42 and 98/10
1st number: 1 38/42, 2nd number: 9 8/10
80/42 + 98/10 is 1229/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 10 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
80/42 = 80 × 5/42 × 5 = 400/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
98/10 = 98 × 21/10 × 21 = 2058/210 - Add the two like fractions:
400/210 + 2058/210 = 400 + 2058/210 = 2458/210 - 2458/210 simplified gives 1229/105
- So, 80/42 + 98/10 = 1229/105
In mixed form: 1174/105
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