Add 40/90 and 54/7
1st number: 40/90, 2nd number: 7 5/7
40/90 + 54/7 is 514/63.
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,
40/90 = 40 × 7/90 × 7 = 280/630 - Likewise, for the 2nd fraction, since 7 × 90 = 630,
54/7 = 54 × 90/7 × 90 = 4860/630 - Add the two like fractions:
280/630 + 4860/630 = 280 + 4860/630 = 5140/630 - 5140/630 simplified gives 514/63
- So, 40/90 + 54/7 = 514/63
In mixed form: 810/63
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