- What is a way to think about facts that multiply by 10?
- What are multiples of 5?
- How do you divide 10 to the power of?
- How do you divide a decimal by a power of 10?
- What is a power of 10 in math?
- How do you multiply by 100?
- Why do you add a zero when multiplying by 10?
- What does 10 to the power of 8 mean?
- What happens when you divide by 10?
- What are the multiples of 10?
- How do you multiply by multiples of 10?
- What happens when you multiply a decimal by 10?
- How do you get 10 of a number?
- What happens when you multiply a number by 10?

## What is a way to think about facts that multiply by 10?

The 10’s multiplication facts are typically an easy set of facts to learn.

When you teach to multiply by 10, be sure that your students understand the “number sense” behind multiplying by 10.

Teach that when you multiply by 10, you simply shift the digits one place to the left..

## What are multiples of 5?

Venn DiagramsMultiples of 55 , 10 , 15 , 20 , 25 , 30 , 35 , 40 , 45 , 50 , 55 , 60Multiples of 66, 12, 18 , 24 , 30, 36 , 42 , 48, 54, 60Common Multiples of 5 and 630 and 60

## How do you divide 10 to the power of?

To divide by a power of 10, simply move the decimal to the left the same number of places as the exponent or as the number of zeros. Example: (Note: The decimal of a whole number is always to the right of the one’s place.) Another Way to Indicate Division by a power of 10 is to multiply by 10 to a negative exponent.

## How do you divide a decimal by a power of 10?

So when you divide by powers of ten (ten times itself some number of times, like ten, one hundred, one thousand, etc.), the decimal moves to the left. For each power of ten, you move one place to the left. So if you divided a number by one hundred (10^2 or 10*10), you would move two places to the left.

## What is a power of 10 in math?

Power of 10, in mathematics, any of the whole-valued (integer) exponents of the number 10. … Thus, shown in long form, a power of 10 is the number 1 followed by n zeros, where n is the exponent and is greater than 0; for example, 106 is written 1,000,000.

## How do you multiply by 100?

How to multiply and divide by 0, 1, 10 and 100When you multiply by 1 the answer stays the same. 21 × 1 = 21.When you multiply by 10, move all the digits one place to the left, putting a zero in the empty space. 21 × 10 = 210.When you multiply by 100, move all the digits two places to the left, putting a zero in the empty spaces. 21 × 100 = 2100.

## Why do you add a zero when multiplying by 10?

Why ‘adding zero’ is a problem From the outset, pupils need to grasp the idea that when you multiply by 10, 100, 1000 and so on, each digit shifts to the left on a place value table because they’re adding another place to the number.

## What does 10 to the power of 8 mean?

100000000 is 1 followed by eight zeroes. This is 8 10 expressed as a power of ten which represents 10 multiplied by itself eight times.

## What happens when you divide by 10?

So what really happens when you divide by 10? Division is the inverse of multiplication. When you divide a number by 10, each digit moves one place to the right to make it 10 times smaller.

## What are the multiples of 10?

How to list multiples of a number?Multiples of 11, 2, 3, 4, 5, 6, 7, 8, 9, 10, …Multiples of 99, 18, 27, 36, 45, 54, 63, 72, 81, 90, …Multiples of 1010, 20, 30, 40, 50, 60, 70, 80, 90, 100, …Multiples of 1111, 22, 33, 44, 55, 66, 77, 88, 99, 110, …Multiples of 1212, 24, 36, 48, 60, 72, 84, 96, 108, 120, …10 more rows

## How do you multiply by multiples of 10?

Number and Operations in Base Ten Now students will multiply using a multiple of 10 in the range 10–90. For example, the product of 4 × 80 can be shown as 4 groups of 8 tens, or 32 tens, or 320. This is a representation of the Associative Property of Multiplication, because 4 × 80 = 4 × (8 × 10) = (4 × 8) × 10 = 320.

## What happens when you multiply a decimal by 10?

If you multiply a decimal by 10, the decimal point will move one place to the right. If you divide a decimal by 10, the decimal point will move one place to the left. If you multiply or divide by any power of 10, it will move a number of spaces equal to the number of 0’s.

## How do you get 10 of a number?

To calculate 10 percent of a number, simply divide it by 10 or move the decimal point one place to the left. For example, 10 percent of 230 is 230 divided by 10, or 23.

## What happens when you multiply a number by 10?

When multiplying whole numbers by 10, simply add a 0 to the end of the number, and you will have your answer. So, 5 * 10 is a 5 with a 0 at the end: 50. 3 * 10 is a 3 with a 0 at the end: 30.