Answers

Add 56/40 and 1/90

1^st number: 1 16/40, 2^nd number: 1/90

56/40 + 1/90 is 127/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 90 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 40 × 9 = 360,
   56/40 = 56 × 9/40 × 9 = 504/360
3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
   1/90 = 1 × 4/90 × 4 = 4/360
4. Add the two like fractions:
   504/360 + 4/360 = 504 + 4/360 = 508/360
5. 508/360 simplified gives 127/90
6. So, 56/40 + 1/90 = 127/90
   In mixed form: 137/90

MathStep (Works offline)

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

Related: ⁵⁶/₄₀+²/₉₀ ⁵⁶/₈₀+¹/₉₀ ⁵⁶/₄₀+³/₉₀ ⁵⁶/₄₀+⁵/₉₀ ⁵⁶/₄₀+⁷/₉₀

Add Fractions Calculator