Add 70/45 and 90/25
1st number: 1 25/45, 2nd number: 3 15/25
70/45 + 90/25 is 232/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 45 × 5 = 225,
70/45 = 70 × 5/45 × 5 = 350/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
90/25 = 90 × 9/25 × 9 = 810/225 - Add the two like fractions:
350/225 + 810/225 = 350 + 810/225 = 1160/225 - 1160/225 simplified gives 232/45
- So, 70/45 + 90/25 = 232/45
In mixed form: 57/45
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