What is the decimal representation of one-tenth?

One-tenth is represented as 0.1.

Complete the statement: The decimal number 2.6 consists of ___ ones and ___ tenths.

2 ones and 6 tenths.

True or False: The decimal number 0.4 is read as 'four point zero'.

False. It is read as 'zero point four'.

Riddle: I am a number that has zero in the ones place and four in the tenths place. What am I?

I am 0.4.

How do you read the decimal number 7.4?

It is read as 'seven point four'.

Fill in the blank: The number 4.7 consists of ___ ones and ___ tenths.

4 ones and 7 tenths.

What visual aids can be used to represent decimal numbers?

Shapes such as grids or blocks can be used to represent decimal numbers, showing ones and tenths.

Composing a number involves building it using ___ parts.

Place value

Decomposing the number 45,043 results in which of the following place value parts: ___?

40,000; 5,000; 0; 40; 3

Regrouping allows a number to be represented in different ways. For example, 42.4 can be regrouped as ___ tenths.

4 tenths

True or False: The number 52.5 can be decomposed into 5 tens, 2 ones, and 5 tenths.

True

Fill in the blank: The place value chart for the number 25 would show ___ tens and ___ ones.

2; 5

What does the place value chart visually represent?

The number of units in each place, such as tens and ones.

Riddle: I am a number with a zero in the hundreds place, but I can be built using tens and ones. What number am I?

A number in the 40,000s or 50,000s, like 45,043.

Regroup 42.4 into its components of ones and tenths.

42 ones and 4 tenths

Decomposing the number 52.5 results in which of the following components?

50; 2; 5

Fill in the blank: The number 40,000 is made up of ___ ten-thousands.

4

When you multiply a number by 10, how does the position of the digits change?

Each digit moves one place to the left, making the quantity 10 times larger.

Dividing a number by 100 results in ___ times smaller quantity.

100

True or False: Dividing 5,380 by 10 results in 53.8.

False. The correct result is 538.

What happens to a number when it is multiplied by 1,000?

The number becomes 1,000 times larger, and each digit moves three places to the left.

Fill in the blank: Dividing by 1,000 makes a quantity ___ times smaller.

1,000

Riddle: I can make a number bigger when you multiply me, and I can make it smaller when divided. What am I?

10, 100, or 1,000 (depending on the operation)

What is the role of zero when multiplying or dividing whole numbers by 10, 100, or 1,000?

Zero maintains the correct place value when digits shift.