Add 84/7 and 36/90
1st number: 12 0/7, 2nd number: 36/90
84/7 + 36/90 is 62/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 7 × 90 = 630,
84/7 = 84 × 90/7 × 90 = 7560/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
36/90 = 36 × 7/90 × 7 = 252/630 - Add the two like fractions:
7560/630 + 252/630 = 7560 + 252/630 = 7812/630 - 7812/630 simplified gives 62/5
- So, 84/7 + 36/90 = 62/5
In mixed form: 122/5
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