Divisibility Rules
24 is divisible by what numbers?
2
What are the prime factors of 30?
2, 3, 5
How many degrees are in a right angle?
90
45 is divisible by what numbers?
3, 5
Find the prime factors of 56.
23 x 7
What is the measure of an acute angle?
less than 90
56 is divisible by what numbers?
2
What are the prime factors of 42?
2 x 3 x 7
What is an equivalent fraction to 1/4?
2/8
81 is divisible by what numbers?
3
What are the prime factors of 60?
22x 3 x 5
Reduce 4/8 to its simplest form.
1/2
150 is divisible by what numbers?
2, 3, 5
What are the prime factors of 100?
22 x 52
Find 3 equivalent fractions for 3/5.
6/10, 9/15, 12/20