math flashcard

Front

32 is divisible by ………..(2,3,5)

Back

2

Front

5 is a factor of ……..(8,12,15)

Back

15

Front

both 2 and 3 are factors of ………(65,54,57)

Back

54

Front

17 has ……. Factors (2,3,4)

Back

2

Front

What is a factor?

Back

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

Front

What does it mean for a number to be divisible by another?

Back

A number is divisible by another if you can divide it without leaving a remainder.

Front

List the factors of 12.

Back

1, 2, 3, 4, 6, 12

Front

What is the greatest common factor (GCF) of 8 and 12?

Back

The GCF of 8 and 12 is 4.

Front

What is a prime number?

Back

A prime number is a number greater than 1 that has no positive divisors other than 1 and itself.

Front

Is 15 a prime number?

Back

No, 15 is not a prime number because it has factors other than 1 and itself (3 and 5).