Add 4/16 and 90/30
1st number: 4/16, 2nd number: 3 0/30
4/16 + 90/30 is 13/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 16 × 15 = 240,
4/16 = 4 × 15/16 × 15 = 60/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
90/30 = 90 × 8/30 × 8 = 720/240 - Add the two like fractions:
60/240 + 720/240 = 60 + 720/240 = 780/240 - 780/240 simplified gives 13/4
- So, 4/16 + 90/30 = 13/4
In mixed form: 31/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16+90/30 4/32+90/30 4/16+90/60 12/16+90/30 4/48+90/30 20/16+90/30 4/80+90/30 28/16+90/30