Name the GCF greatest common factor of 12 and 30.

Use the prime factor method to find the LCM of 18 and 21.

Fill in the blank to make a true statement. 5 is a _____ of 25.

Explain to a student how to use signed counters to evaluate this problem: -3 + 2

The signed counters shown BEST represents the integer problem:

IS 510,505,050,999,990 DIVISIBLE BY 5?

IS 320,230,320,132 DIVISIBLE BY 6?

Classify 129 as a prime or composite number.

Which of the following is NOT in the fact family of 4 | 24?

List all the factors of 54.