What is 4/10 plus 2/5?

Looking for the result of 4/10 + 2/5? Follow this step-by-step guide to understand how to add these two fractions together.

How to add 4/10 and 2/5?

4 10 + 2 5 = (4 × 5) + (2 × 10) 10 × 5 = 40 50 = 4 5
  1. Multiply the numerator of the first term, with the denominator of the second term: 4 × 5 = 20
  2. Multiply the numerator of the second term, with the denominator of the first term: 2 × 10 = 20
  3. Add both of these results together to form the new numerator: 20 + 20 = 40
  4. Multiply both denominators together to form the new denominator: 10 × 5 = 50
  5. Combine the results to get the new fraction: 40/50
  6. Simplify the fraction (40/50) by dividing both the numerator and the denominator by their GCD (10):
    • 40/10 = 4
    • 50/10 = 5
  7. This gives: 4/5.

The result of adding 4/10 and 2/5 is : 4/5 (or 0.8 in its decimal form)