Add 84/2 and 70/90
1st number: 42 0/2, 2nd number: 70/90
84/2 + 70/90 is 385/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
84/2 = 84 × 45/2 × 45 = 3780/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
70/90 = 70 × 1/90 × 1 = 70/90 - Add the two like fractions:
3780/90 + 70/90 = 3780 + 70/90 = 3850/90 - 3850/90 simplified gives 385/9
- So, 84/2 + 70/90 = 385/9
In mixed form: 427/9
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