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Frequently Asked QuestionsWhat is 20 divided by half?

What is 20 divided by half?

When you divide by a fraction, you end up flipping it and multiplying. So 20 ÷ 1/2 = 20 x 2 = 40. Adding 10 to this would give you a final answer of 50.


How do you write 19 divided by 3?

Extra calculations for you Using a calculator, if you typed in 19 divided by 3, you’d get 6.3333. You could also express 19/3 as a mixed fraction: 6 1/3.


How do you find divisible?

A number is divisible by another number if it can be divided equally by that number; that is, if it yields a whole number when divided by that number. For example, 6 is divisible by 3 (we say “3 divides 6”) because 6/3 = 2, and 2 is a whole number.


What are divisible by 3?

According to the divisibility rule of 3, a number is said to be divisible by 3 if the sum of all digits of that number is divisible by 3. For example, the number 495 is exactly divisible by 3. The sum of all digits are 4 + 9 + 5 = 18 and 18 is exactly divided by 3.

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How do you find 2/3 of a number?

To find 2/3 of a whole number we have to multiply the number by 2 and divide it by 3. To find two-thirds of 18, multiply 2/3 x 18/1 to get 36/3. 36/3 is again simplified as 12.


How do you explain division to a 7 year old?

Before your child can begin to practice division problems, they first need to understand the concept of division. Explain it to them by relating the idea of division to the idea of sharing. Help them conceptualize it by explaining how a number of items can be shared equally between groups, and give them examples.


How do you solve 27 divided by 3?

Using a calculator, if you typed in 27 divided by 3, you’d get 9. You could also express 27/3 as a mixed fraction: 9 0/3. If you look at the mixed fraction 9 0/3, you’ll see that the numerator is the same as the remainder (0), the denominator is our original divisor (3), and the whole number is our final answer (9).


What is the divisible of 9?

The rule for divisibility by 9 is similar to divisibility rule for 3. That is, if the sum of digits of the number is divisible by 9, then the number itself is divisible by 9. Example: Consider 78532, as the sum of its digits (7+8+5+3+2) is 25, which is not divisible by 9, hence 78532 is not divisible by 9.


Is 213 divisible by 3 yes or no?

Solutions: 2+1+3=6 add all the digits 6 / 3=2 divide the sum by 3 Therefore, Yes, 213 is divisible by 3 because the sum of all the digits is divisible by 3.

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What is evenly divisible by 3?

Numbers Divisible by 3. Numbers are divisible by 3 if the sum of all the individual digits is evenly divisible by 3. For example, the sum of the digits for the number 3627 is 18, which is evenly divisible by 3 so the number 3627 is evenly divisible by 3.


Are numbers math?

A number is a mathematical object used to count, measure, and label. The original examples are the natural numbers 1, 2, 3, 4, and so forth. Numbers can be represented in language with number words.


What can 20 be divided by?

Factors of 20 are the list of integers that can be evenly divided into 20. It has a total of 6 factors of which 20 is the biggest factor and the positive factors of 20 are 1, 2, 4, 5, 10, and 20.


What’s another symbol for divide?

Other symbols for division include the slash or solidus /, the colon :, and the fraction bar (the horizontal bar in a vertical fraction).


How do you dividing a whole number by a fraction?

To divide a fraction by a whole number, multiply the bottom of the fraction by the whole number. The denominator on the bottom of this fraction is 7. We will multiply 7 by 2. 7 × 2 = 14 and so, 6 / 7 ÷ 2 = 6 / 14 .


What can 72 be divided by?

Well, Factors of 72 are the Numbers that when multiplied together in a pair of two return the result as 72. Therefore, 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, and 72 are the Factors of 72.


What is the divisible of 369?

When we list them out like this it’s easy to see that the numbers which 369 is divisible by are 1, 3, 9, 41, 123, and 369.

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How do you solve 48 divided by 3?

Using a calculator, if you typed in 48 divided by 3, you’d get 16. You could also express 48/3 as a mixed fraction: 16 0/3. If you look at the mixed fraction 16 0/3, you’ll see that the numerator is the same as the remainder (0), the denominator is our original divisor (3), and the whole number is our final answer (16) …


How do you solve 42 divided by 6?

Multiply the newest quotient digit (7) by the divisor 6 . Subtract 42 from 42 . The result of division of 42÷6 42 ÷ 6 is 7 .


How do you solve 45 divided by 5?

Using a calculator, if you typed in 45 divided by 5, you’d get 9. You could also express 45/5 as a mixed fraction: 9 0/5.


What is the divisibility rules for 10?

Divisibility Rule for 10 If a number ends in a 0, it is divisible by 10. Also if a number is divisible by both 2 and 5, it is divisible by 10.


How do you check divisibility by 11?

Here an easy way to test for divisibility by 11. Take the alternating sum of the digits in the number, read from left to right. If that is divisible by 11, so is the original number. So, for instance, 2728 has alternating sum of digits 2 – 7 + 2 – 8 = -11.


What is the divisible of 996?

When we list them out like this it’s easy to see that the numbers which 996 is divisible by are 1, 2, 3, 4, 6, 12, 83, 166, 249, 332, 498, and 996.

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