Add 84/10 and 90/70
1st number: 8 4/10, 2nd number: 1 20/70
84/10 + 90/70 is 339/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
84/10 = 84 × 7/10 × 7 = 588/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
90/70 = 90 × 1/70 × 1 = 90/70 - Add the two like fractions:
588/70 + 90/70 = 588 + 90/70 = 678/70 - 678/70 simplified gives 339/35
- So, 84/10 + 90/70 = 339/35
In mixed form: 924/35
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