Exam 1 revision

Forty-eight thousand, five hundred and fifteen is written as

• 48515

• 4815

• 485150

• 480515

Use 1, 2, 3, 4, 5 to form the smallest 5-digit even number.

• 12345

• 15432

• 14532

• 12354

In the number 13513, what is the difference between the values of two '3'?

• 3003

• 3000

• 0

• 2997

10 times of 10 is equal of _____.

• 10

• 100

• 0

• 1000

3 x 8 = 4 x ?

• 3

• 8

• 4

• 6

John has 5 pens. And the number of pencil he has is 5 times of the number of pens. He has _____ pencils.

• 5

• 0

• 25

• 10

John has 37 red marbles. He has 25 fewer red marbles than blue marbles. He has _____ blue marbles.

• 37 + 25

• 37 - 25

• 37 x 25

• 37 ÷ 25

A can of coke costs $9. John has $65. At most he can buy _____ cans of coke.

• 9

• 7

• 8

• 10

A ribbon is 210mm, John used 35mm, he still has _____ mm ribbon.

• 210 -35

• 210 + 35

• 210 x 35

• 210 ÷ 35

3 km = _____ m

• 3000

• 1000

• 300

• 100