Add 84/42 and 49/10
1st number: 2 0/42, 2nd number: 4 9/10
84/42 + 49/10 is 69/10.
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,
84/42 = 84 × 5/42 × 5 = 420/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
49/10 = 49 × 21/10 × 21 = 1029/210 - Add the two like fractions:
420/210 + 1029/210 = 420 + 1029/210 = 1449/210 - 1449/210 simplified gives 69/10
- So, 84/42 + 49/10 = 69/10
In mixed form: 69/10
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