Add 9/30 and 90/48
1st number: 9/30, 2nd number: 1 42/48
9/30 + 90/48 is 87/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
9/30 = 9 × 8/30 × 8 = 72/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
90/48 = 90 × 5/48 × 5 = 450/240 - Add the two like fractions:
72/240 + 450/240 = 72 + 450/240 = 522/240 - 522/240 simplified gives 87/40
- So, 9/30 + 90/48 = 87/40
In mixed form: 27/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/30+90/48 9/60+90/48 9/30+90/96 27/30+90/48 9/90+90/48 45/30+90/48 63/30+90/48