Exponents
Prime + Composite
LCM + GCF
Divisibility Rules
RaNdOm MaTh
100

Express in exponential form 2x2x2x13

What is 2^3x13?

100

Which two whole numbers are neither prime nor composite?

What are 0 and 1?

100

Find the GCF for 66 and 78

What is 6?

100

This is the divisibility rule for 4

What is if the last 2 digits are divisible by 4 or it ends in double 0's?
100

A negative exponent indicates this

What is reciprocal? 

200

Expand and multiply 2^3x13

What is 104?

200

This prime number is between 35 and 40. 

What is 37?

200

Find the LCM of 12 and 18

What is 36?

200

Give an example of a number greater than 36 that is divisible by 3. 

Answers may vary. Examples include 39, 42, 45, 48, 51, etc. 

200

Write the prime factorization of 500.

What is 2x2x5x5x5?

300

Express 4^-9 using a positive exponent

What is 1/4^9?

300

This is the only even number that is prime.

What is 2?

300

Find the GCF for the numerator and denominator of this fraction: 16/50

What is 2?

300

The number 160 is divisible by which of the following: 2, 3, 4, 5, 6, 9, 10

What are 2, 4, 5, 10?

300

Hayden deposited the following amounts into his new checking account: $4.25, $50, $12.45, $128.34, and $56. If he withdrew $23, he would be left with this amount of money in his account. 

What is $228.04?

400

Express 1/7^-5 using a positive exponent

What is 7^5?

400

Give a pair of relatively prime numbers. 

Answers may vary. Examples: 27 and 70, 35 and 72, 10 and 11, etc.

400

Find the LCM for the denominators in the fractions 2/21 and 5/9

What is 63?

400

The number 126 is divisible by which of the following: 2, 3, 4, 5, 6, 9, 10

What are 2, 3, 6, 9?

400

48,671.9974 rounded to the hundredths place

What is 48,672.00?

500
Express 1/8 using a negative exponent

What is 8^-1?

500

Give a pair of numbers that are not relatively prime.

Answers may vary. Examples include 12 and 16, 25 and 45, 22 and 44, etc.

500

Find the GCF for 42, 70, and 112?

What is 14?

500

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500

Subtract 8.377 from 51.98

What is 43.603?

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