Add 70/25 and 1/45
1st number: 2 20/25, 2nd number: 1/45
70/25 + 1/45 is 127/45.
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,
1/45 = 1 × 5/45 × 5 = 5/225 - Add the two like fractions:
630/225 + 5/225 = 630 + 5/225 = 635/225 - 635/225 simplified gives 127/45
- So, 70/25 + 1/45 = 127/45
In mixed form: 237/45
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