Add 54/90 and 40/7
1st number: 54/90, 2nd number: 5 5/7
54/90 + 40/7 is 221/35.
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,
54/90 = 54 × 7/90 × 7 = 378/630 - Likewise, for the 2nd fraction, since 7 × 90 = 630,
40/7 = 40 × 90/7 × 90 = 3600/630 - Add the two like fractions:
378/630 + 3600/630 = 378 + 3600/630 = 3978/630 - 3978/630 simplified gives 221/35
- So, 54/90 + 40/7 = 221/35
In mixed form: 611/35
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