21+21=
To solve this problem, we follow these steps:
- Step 1: Identify the numerators of the fractions. Here, both numerators are 1, as we have 21 and 21.
- Step 2: Add the numerators. We calculate 1+1=2.
- Step 3: Keep the common denominator. The denominator remains 2.
- Step 4: Write the result as a single fraction. This gives us 22.
- Step 5: Simplify the fraction. Since 22 simplifies to 1, the final result is 1.
Therefore, the solution to 21+21 is 1.