Add 4/70 and 16/40
4/70 + 16/40 is 16/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
4/70 = 4 × 4/70 × 4 = 16/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
16/40 = 16 × 7/40 × 7 = 112/280 - Add the two like fractions:
16/280 + 112/280 = 16 + 112/280 = 128/280 - 128/280 simplified gives 16/35
- So, 4/70 + 16/40 = 16/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/70+16/40 4/70+32/40 4/70+16/80 12/70+16/40 4/70+48/40 20/70+16/40 4/70+80/40 28/70+16/40