Front

What is a number model?

Back

A number model is a visual representation of a number using blocks or other objects to show its value.

Front

What does the expression 300 + 40 + 5 represent?

Back

It represents the number 345.

Front

How do you find the value of a point on a number line?

Back

You look at the position of the point and see which number it is closest to.

Front

What is an even number?

Back

An even number is a number that can be divided by 2 without a remainder.

Front

What is an odd number?

Back

An odd number is a number that ends with 1, 3, 5, 7, or 9.

Front

If a class has 23 students, is that an even or odd number?

Back

It is an odd number.

Front

What is the standard form of a number?

Back

The standard form is the way we write numbers using digits, like 537.

Front

What does the expression 200 + 100 + 20 + 5 represent?

Back

It represents the number 325.

Front

How can you tell if a number is odd just by looking at its last digit?

Back

If the last digit is 1, 3, 5, 7, or 9, the number is odd.

Front

What is the value of Q if Q = 295?

Back

The value of Q is 295.