Add 32/70 and 60/90
32/70 + 60/90 is 118/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
32/70 = 32 × 9/70 × 9 = 288/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
60/90 = 60 × 7/90 × 7 = 420/630 - Add the two like fractions:
288/630 + 420/630 = 288 + 420/630 = 708/630 - 708/630 simplified gives 118/105
- So, 32/70 + 60/90 = 118/105
In mixed form: 113/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/70+60/90 96/70+60/90