Complete the following exercise:
43:21=?
To solve this problem, we'll break it into these manageable steps:
- Step 1: Identify the fractions:
43 and 21.
- Step 2: Find the reciprocal of the second fraction:
- The reciprocal of 21 is 12.
- Step 3: Change the division into multiplication:
- 43÷21 becomes 43×12.
- Step 4: Multiply the numerators and the denominators:
- Numerator: 3×2=6
- Denominator: 4×1=4
- So, 43×12=46.
- Step 5: Simplify the fraction:
- 46=23, since dividing numerator and denominator by 2 gives 23.
- Step 6: Convert the fraction to a mixed number:
- 23 can be written as the mixed number 121.
Therefore, the result of the division is 121.