Add 90/6 and 81/7
1st number: 15 0/6, 2nd number: 11 4/7
906 + 817 is 1867.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
906 = 90 × 76 × 7 = 63042 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
817 = 81 × 67 × 6 = 48642 - Add the two like fractions:
63042 + 48642 = 630 + 48642 = 111642 - 1116/42 simplified gives 1867
- So, 90/6 + 81/7 = 186/7
In mixed form: 2647
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