What is 20 Divided by 7?
"20 divided by 7" is a simple division problem that can be solved using a calculator or by hand. Let's explore how to find the answer and understand what it means.
1. Using a Calculator:
The most straightforward method is using a calculator. Simply input "20 / 7" and press the equals (=) button. The result will be displayed as 2.857142857142857.
2. Long Division:
For those who prefer manual calculations, long division is an effective approach:
- Set up: Write 7 as the divisor (outside the division symbol) and 20 as the dividend (inside).
- Divide: Divide 7 into 20, which goes in 2 times (2 x 7 = 14).
- Subtract: Subtract 14 from 20, leaving 6.
- Bring down: Bring down the decimal point and add a zero to the right of 6, making it 60.
- Repeat: Divide 7 into 60, which goes in 8 times (8 x 7 = 56).
- Subtract: Subtract 56 from 60, leaving 4.
- Continue: Repeat the process of adding a zero and dividing by 7 until you reach the desired level of accuracy or notice a repeating pattern.
What does 2.857142857142857 mean?
The result of 20 divided by 7 is a decimal number, which means it represents a fraction. Specifically, 2.857142857142857 represents 2 and 857142857142857/1000000000000000. This fraction can be simplified, but it will still be a repeating decimal.
What are some practical applications of this calculation?
Imagine you have 20 apples and want to divide them equally among 7 friends. The result, 2.857142857142857, tells you that each friend would receive approximately 2 whole apples with a little bit left over.
Conclusion:
20 divided by 7 is equal to 2.857142857142857. This result can be expressed as a decimal or a fraction. Understanding division operations like this is crucial for various practical applications, from sharing items equally to calculating measurements.