How do you solve 80 divided by 3?
The result of division of 80÷3 80 ÷ 3 is 26 with a remainder of 2 ….Basic Math Examples.
| 2 | ||
|---|---|---|
| 3 | 8 | 0 |
| − | 6 | |
| 2 | 0 |
What is the divisibility rule for 80?
80 = (8) (10). So, if a number is divisible by 8, 10 it will be divisible by 80.
What is the rule for divisible by 3?
Divisibility rules for numbers 1–30
| Divisor | Divisibility condition |
|---|---|
| 2 | The last digit is even (0, 2, 4, 6, or 8). |
| 3 | Sum the digits. The result must be divisible by 3. |
| Subtract the quantity of the digits 2, 5, and 8 in the number from the quantity of the digits 1, 4, and 7 in the number. The result must be divisible by 3. |
What is 80 divided by 3 as a fraction?
Using a calculator, if you typed in 80 divided by 3, you’d get 26.6667. You could also express 80/3 as a mixed fraction: 26 2/3.
What is 83 divided by 3 with a remainder?
Using a calculator, if you typed in 83 divided by 3, you’d get 27.6667.
What is the factor of 80?
These are all factors of 80 =1, 2, 4, 5, 8, 10, 16, 20, 40, 80.
Why does the divisibility rule for 3 work?
Because every power of ten is one off from a multiple of three: 1 is one over 0; 10 is one over 9; 100 is one over 99; 1000 is one over 999; and so on. This means that you can test for divisibility by 3 by adding up the digits: 1×the first digit+1×the second digit+1×the third digit, and so on.
Why does the divisible by 3 rule work?
Which number is not divisible by 3?
5 + 5 + 2 = 12 , divisible by 3. 1 + 1 + 1 + 1 = 4 , not divisible by 3. The number 1111 is not divisible by 3 the answer is D.
How do you solve 3 divided by 81?
The result of division of 81÷3 81 ÷ 3 is 27 .
How do you solve 84 divided by 3?
84 divided by 3 is 28 (84 / 3 = 28).
What can multiply to get 80?
Factors of 80 in Pairs
- 2 × 40 = 80.
- 4 × 20 = 80.
- 5 ×16 = 80.
- 8 ×10 = 80.
What is the rule for making a number divisible by 3?
Answer: Rule: A number is divisible by 3 if the sum of its digits is divisible by 3. 375, for instance, is divisible by 3 since sum of its digits (3+7+5) is 15. And 15 is divisible by 3.
Which is an example of the divisibility rule of 8?
Divisibility Rule of 8 If the last three digits of a number are divisible by 8, then the number is completely divisible by 8. Example: Take number 24344. Consider the last two digits i.e. 344.
Is the number 13 divisible by 3 or not?
Prime numbers are not divisible by 3 because they are ony divisible by 1 and themselves. For example, 13 is a prime number and so it not divisible by 3. The rule for divisibility by 3 works for all numbers no matter how large. For example, here is the number 529, 943.
Is the sum of the digits divisible by 3?
The sum of the digits is divisible by 3 This rule can be repeated when needed: A quick check (useful for small numbers) is to halve the number twice and the result is still a whole number. 12/2 = 6, 6/2 = 3, 3 is a whole number. Yes 30/2 = 15, 15/2 = 7.5 which is not a whole number.