Add 54/45 and 70/10
1st number: 1 9/45, 2nd number: 7 0/10
54/45 + 70/10 is 41/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
54/45 = 54 × 2/45 × 2 = 108/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
70/10 = 70 × 9/10 × 9 = 630/90 - Add the two like fractions:
108/90 + 630/90 = 108 + 630/90 = 738/90 - 738/90 simplified gives 41/5
- So, 54/45 + 70/10 = 41/5
In mixed form: 81/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/90+70/10 54/45+70/20 54/45+70/30 54/45+70/50