Topic 7 Review

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Tags

CCSS.4.OA.B.4

Front

True or False: All numbers have 1 as a factor.

Back

True

Tags

CCSS.4.OA.B.4

Front

What is the only even number that is NOT composite?

Back

2

Tags

CCSS.4.OA.B.4

Front

What is the divisibility rule for even numbers?

Back

All even numbers (numbers ending in 0, 2, 4, 6, 8) have 2 as a factor.

Tags

CCSS.4.OA.B.4

Front

List all the factors of 24.

Back

1, 2, 3, 4, 6, 8, 12, 24

Tags

CCSS.4.OA.B.4

Front

What is the greatest common factor (GCF) of 24 and 36?

Back

12

Front

What is a composite number?

Back

A composite number is a whole number greater than 1 that has more than two factors.

Tags

CCSS.4.OA.B.4

Front

What is a prime number?

Back

A prime number is a whole number greater than 1 that has exactly two factors: 1 and itself.

Tags

CCSS.4.OA.B.4

Front

What is the divisibility rule for 5?

Back

A number is divisible by 5 if it ends in 0 or 5.

Tags

CCSS.3.OA.D.9

Front

What is the least common multiple (LCM)?

Back

The least common multiple is the smallest number that is a multiple of two or more numbers.