Add 25/90 and 42/7
1st number: 25/90, 2nd number: 6 0/7
25/90 + 42/7 is 113/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 7 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
25/90 = 25 × 7/90 × 7 = 175/630 - Likewise, for the 2nd fraction, since 7 × 90 = 630,
42/7 = 42 × 90/7 × 90 = 3780/630 - Add the two like fractions:
175/630 + 3780/630 = 175 + 3780/630 = 3955/630 - 3955/630 simplified gives 113/18
- So, 25/90 + 42/7 = 113/18
In mixed form: 65/18
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