Whole Numbers
Place Value
Integers
Factors & Multiples
Mental Math
100

The smallest whole number

What is 0?

100

The number of digits in the number three million.

What is 7?

100

The opposite of the number 4.

What is –4?

100

The Greatest Common Factor (GCF) of 12 and 20.

What is 4?

100

The product of 25 and 4.

What is 100?

200

The smallest prime number

What is 2?

200

The name of the first place to the right of the decimal point.

What is the tenths place?

200

The sum of -8 and –20.

What is –28?

200

The Least Common Multiple (LCM) of 20 and 30.

What is 60?

200

120 x 40 =

What is 4,800?

300

List all of the prime numbers that are less than 10.

What is 2, 3, 5, and 7?

300

The sum of 13.2 and 4.8.

What is 18?

300

The distance a number is from zero.

What is absolute value?
300

The GCF of 15 and 24.

What is 3?

300

32 + 23 = 

What is 17?

400

List the five square numbers that are less than 30.

What is 1, 4, 9, 16, and 25?

400

The difference of 200 and 58.4

What is 141.6?

400

The sign (+ or –) when you multiply a negative times a negative.

What is positive?

400

The third multiple of 17.

What is 51?

400

The sum of the factors of 9.

What is 13?

500

The largest prime number that is less than 100.

What is 97?

500

The number of digits in the number thirty-five and eight hundred ninety-two thousandths.

What is 5?

500

The largest negative integer.

What is –1?

500

The GCF of 24 and 31.

What is 1?

500

31 x 50 = 

What is 1,550?