Factors, Multiples, and Primes: Set 4
0 / 12Factors, Multiples, and Primes: Set 4
Find factor pairs, multiples, and prime numbers.
Factor pairs
Write the missing factor.
1.
Find the missing factor.
81 = 9 ×
2.
Find the missing factor.
18 = 3 ×
3.
Find the missing factor.
57 = 3 ×
4.
Find the missing factor.
98 = 2 ×
5.
Find the missing factor.
78 = 6 ×
Multiples
Choose the multiple.
6.
Which number is a multiple of 8?
7.
Which number is a multiple of 8?
8.
Which number is a multiple of 6?
9.
Which number is a multiple of 5?
10.
Which number is a multiple of 8?
Prime or composite
Find the prime numbers.
11.
Circle every prime number.
12.
Sort each number as prime or composite.