Add 4/8 and 70/45
1st number: 4/8, 2nd number: 1 25/45
4/8 + 70/45 is 37/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
4/8 = 4 × 45/8 × 45 = 180/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
70/45 = 70 × 8/45 × 8 = 560/360 - Add the two like fractions:
180/360 + 560/360 = 180 + 560/360 = 740/360 - 740/360 simplified gives 37/18
- So, 4/8 + 70/45 = 37/18
In mixed form: 21/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/16+70/45 4/8+70/90 12/8+70/45 4/24+70/45 20/8+70/45 4/40+70/45 28/8+70/45 4/56+70/45