Add 7/35 and 54/90
7/35 + 54/90 is 4/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
7/35 = 7 × 18/35 × 18 = 126/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
54/90 = 54 × 7/90 × 7 = 378/630 - Add the two like fractions:
126/630 + 378/630 = 126 + 378/630 = 504/630 - 504/630 simplified gives 4/5
- So, 7/35 + 54/90 = 4/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/35+54/90 7/70+54/90 21/35+54/90 49/35+54/90