Add 70/25 and 84/7
1st number: 2 20/25, 2nd number: 12 0/7
70/25 + 84/7 is 74/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 7 is 175
Next, find the equivalent fraction of both fractional numbers with denominator 175 - For the 1st fraction, since 25 × 7 = 175,
70/25 = 70 × 7/25 × 7 = 490/175 - Likewise, for the 2nd fraction, since 7 × 25 = 175,
84/7 = 84 × 25/7 × 25 = 2100/175 - Add the two like fractions:
490/175 + 2100/175 = 490 + 2100/175 = 2590/175 - 2590/175 simplified gives 74/5
- So, 70/25 + 84/7 = 74/5
In mixed form: 144/5
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