Add 70/25 and 84/45
1st number: 2 20/25, 2nd number: 1 39/45
70/25 + 84/45 is 14/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
70/25 = 70 × 9/25 × 9 = 630/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
84/45 = 84 × 5/45 × 5 = 420/225 - Add the two like fractions:
630/225 + 420/225 = 630 + 420/225 = 1050/225 - 1050/225 simplified gives 14/3
- So, 70/25 + 84/45 = 14/3
In mixed form: 42/3
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