Add 70/21 and 1/32
1st number: 3 7/21, 2nd number: 1/32
70/21 + 1/32 is 323/96.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 21 × 32 = 672,
70/21 = 70 × 32/21 × 32 = 2240/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
1/32 = 1 × 21/32 × 21 = 21/672 - Add the two like fractions:
2240/672 + 21/672 = 2240 + 21/672 = 2261/672 - 2261/672 simplified gives 323/96
- So, 70/21 + 1/32 = 323/96
In mixed form: 335/96
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/21+2/32 70/42+1/32 70/21+1/64 70/21+3/32 70/63+1/32 70/21+1/96 70/21+5/32 70/21+7/32