Add 70/25 and 42/9
1st number: 2 20/25, 2nd number: 4 6/9
70/25 + 42/9 is 112/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 9 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 9 × 25 = 225,
42/9 = 42 × 25/9 × 25 = 1050/225 - Add the two like fractions:
630/225 + 1050/225 = 630 + 1050/225 = 1680/225 - 1680/225 simplified gives 112/15
- So, 70/25 + 42/9 = 112/15
In mixed form: 77/15
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