Add 21/32 and 4/70
21/32 + 4/70 is 799/1120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 70 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 32 × 35 = 1120,
21/32 = 21 × 35/32 × 35 = 735/1120 - Likewise, for the 2nd fraction, since 70 × 16 = 1120,
4/70 = 4 × 16/70 × 16 = 64/1120 - Add the two like fractions:
735/1120 + 64/1120 = 735 + 64/1120 = 799/1120 - So, 21/32 + 4/70 = 799/1120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/32+4/70 21/32+8/70 21/64+4/70 63/32+4/70 21/32+12/70 21/96+4/70 21/32+20/70 21/32+28/70