Add 28/7 and 35/90
1st number: 4 0/7, 2nd number: 35/90
28/7 + 35/90 is 79/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 7 × 90 = 630,
28/7 = 28 × 90/7 × 90 = 2520/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
35/90 = 35 × 7/90 × 7 = 245/630 - Add the two like fractions:
2520/630 + 245/630 = 2520 + 245/630 = 2765/630 - 2765/630 simplified gives 79/18
- So, 28/7 + 35/90 = 79/18
In mixed form: 47/18
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