Add 40/30 and 16/70
1st number: 1 10/30, 2nd number: 16/70
40/30 + 16/70 is 164/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
40/30 = 40 × 7/30 × 7 = 280/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
16/70 = 16 × 3/70 × 3 = 48/210 - Add the two like fractions:
280/210 + 48/210 = 280 + 48/210 = 328/210 - 328/210 simplified gives 164/105
- So, 40/30 + 16/70 = 164/105
In mixed form: 159/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/30+16/70 40/30+32/70 40/60+16/70 40/30+48/70 40/90+16/70 40/30+80/70