Add 4/16 and 45/70
4/16 + 45/70 is 25/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 16 × 35 = 560,
4/16 = 4 × 35/16 × 35 = 140/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
45/70 = 45 × 8/70 × 8 = 360/560 - Add the two like fractions:
140/560 + 360/560 = 140 + 360/560 = 500/560 - 500/560 simplified gives 25/28
- So, 4/16 + 45/70 = 25/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16+45/70 4/16+90/70 4/32+45/70 12/16+45/70 4/48+45/70 20/16+45/70 4/80+45/70 28/16+45/70