Add 90/10 and 18/7
1st number: 9 0/10, 2nd number: 2 4/7
90/10 + 18/7 is 81/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
90/10 = 90 × 7/10 × 7 = 630/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
18/7 = 18 × 10/7 × 10 = 180/70 - Add the two like fractions:
630/70 + 180/70 = 630 + 180/70 = 810/70 - 810/70 simplified gives 81/7
- So, 90/10 + 18/7 = 81/7
In mixed form: 114/7
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