Add 45/70 and 70/45
1st number: 45/70, 2nd number: 1 25/45
45/70 + 70/45 is 277/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
45/70 = 45 × 9/70 × 9 = 405/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
70/45 = 70 × 14/45 × 14 = 980/630 - Add the two like fractions:
405/630 + 980/630 = 405 + 980/630 = 1385/630 - 1385/630 simplified gives 277/126
- So, 45/70 + 70/45 = 277/126
In mixed form: 225/126
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