Answers

Add 48/54 and 1/90

48/54 + 1/90 is 9/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 90 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 54 × 5 = 270,
   48/54 = 48 × 5/54 × 5 = 240/270
3. Likewise, for the 2nd fraction, since 90 × 3 = 270,
   1/90 = 1 × 3/90 × 3 = 3/270
4. Add the two like fractions:
   240/270 + 3/270 = 240 + 3/270 = 243/270
5. 243/270 simplified gives 9/10
6. So, 48/54 + 1/90 = 9/10

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁹⁶/₅₄+¹/₉₀ ⁴⁸/₅₄+²/₉₀ ⁴⁸/₅₄+³/₉₀ ⁴⁸/₅₄+⁵/₉₀ ⁴⁸/₅₄+⁷/₉₀

Add Fractions Calculator