Add 75/84 and 10/70
75/84 + 10/70 is 29/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
75/84 = 75 × 5/84 × 5 = 375/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
10/70 = 10 × 6/70 × 6 = 60/420 - Add the two like fractions:
375/420 + 60/420 = 375 + 60/420 = 435/420 - 435/420 simplified gives 29/28
- So, 75/84 + 10/70 = 29/28
In mixed form: 11/28
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