Add 54/10 and 70/72
1st number: 5 4/10, 2nd number: 70/72
54/10 + 70/72 is 1147/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 10 × 36 = 360,
54/10 = 54 × 36/10 × 36 = 1944/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
70/72 = 70 × 5/72 × 5 = 350/360 - Add the two like fractions:
1944/360 + 350/360 = 1944 + 350/360 = 2294/360 - 2294/360 simplified gives 1147/180
- So, 54/10 + 70/72 = 1147/180
In mixed form: 667/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+70/72 54/30+70/72 54/50+70/72 54/70+70/72