Add 84/8 and 98/20
1st number: 10 4/8, 2nd number: 4 18/20
84/8 + 98/20 is 77/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
84/8 = 84 × 5/8 × 5 = 420/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
98/20 = 98 × 2/20 × 2 = 196/40 - Add the two like fractions:
420/40 + 196/40 = 420 + 196/40 = 616/40 - 616/40 simplified gives 77/5
- So, 84/8 + 98/20 = 77/5
In mixed form: 152/5
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