Prime Factorization, HCF, LCM

LCM

100

Find the LCM of 12 and 18

36

200

FInd the LCM of 24 and 6

24

300

Find the LCM of 12, 15 and 5

60

400

Find the LCM of 1 and 101

101

500

Find the LCM of 4, 5 and 20

20

HCF

100

Find the HCF of 30 and 72

6

200

Find the HCF of 24 and 48

24

300

Find the HCF of 36 and 80

4

400

Find the HCF of 72, 36 and 60

12

500

Find the HCF of 15, 45 and 75

15

Defintions

100

Define multiple.

The product of two whole numbers.

200

I am a number that divides another number, leaving no remainder. Who am I? 

A factor

300

The ___. ___. ____of two or more numbers is the smallest number that divides exactly by each of the numbers.

L.C.M

400

The __. __. __ of two or more numbers is the largest number that divides exactly into each of the numbers

H.C.F

500

_____ _____ means to express a number as the product of its prime factors

Prime Factorization

Random

100

Which is bigger? 2^5 or 5^2?

2^5 = 2 x 2 x 2 x 2 x 2 = 32 5^2 = 5 x 5 = 25

200

Which is bigger? 1^100 or 100^1

100^1

300

What is your teachers' name?

Miss Barr

400

Who is the school's library named after?

Jim Cooper

500

What is the square root of 25

5