MATHS TERM 1 ROOM 13

Factors

100

What are the factors of 5?

1 and 5 

200

What are the factors of 12

1,12,2,6,3,4

300

Name all the factors of 125 

1,5,25,125

400

What are the factors of 75?

1,3,5,15,25,75

500

What are the factors of 40?

1,2,4,5,8,10,20 and 40 

Multiples

100

What are the first 2 multiples of 10 

2,4,6,8,10,12,14,16,18,20

200

What are the first 10 multiples of 4

4,8,12,16,20,24,28,32,36,40

300

What are the first 6 multiples of 12 ?

12,24,36,48,60,72

400

What is the LCM for 20 and 30 ?

60

500

What is the LCM of 15 and 20 ?

60

Place Value

100

What digit is in the ten thousands colomn in this number - 1,245,378?

4

200

How many tens in 123?

12 or 12.3

300

How many hundreds in 2,345

23 or 23.45

400

How many ten thousands are in this number? 2,865,346

286  or 286.5346

500

How many thousands in this numbers - 2,345,987?

2345 or 2345.987

Powers of 10

100

what is the answer to 10²

100

200

what is the answer to 10⁶

1,000,000

300

What is 56 x 10³

56,000

400

What is 345 x 10⁵

34,500,000

500

What is 345 divide by 10⁵

0.00345

True or False

100

Is 11 a prime number ?

Yes 

200

12 is a multiple of 7 

False 

300

9,326,701. The value of 3 in this number is 300,000

True !!!

400

Square root of 36 is 4

False - 6 

500

7 divide by 10 equals 70 

False - 0.7