mathematics

100 x 50 : 2

How many is it ?

• 2250

• 2500

• 1450

• 3102

How many is 1000 + 1000 - 500 ?

• 1502

• 3000

• 1500

• 15000

Which is correct ? (choose 2)

• 1 + 10 - 5 = 6

• 5 x 5 = 10

• 90 - 10 = 80

• 500 - 200 = 301

Which is not Math formula ?

• +

• -

• .

• =

How many is 2005 : 5 = ?

• 251

• 301

• 401

• 400

Which is true and which is false, choose a number !

(1.) 5 + 5 = 10

(2.) 90 - 50 = 40

(3.) 9 x 5 = 95

(4.) 100 : 100 = 1

• 1, 2, and 4

• 2, 3, and 4

• 1, 3, and 4

• 2, 1, and 3

• all of them is correct

How many is 50 x 50 ?

• 25000

• 2500

• 250

• 25

• 2.5

how many difference of 100 and 50 ?

• 100

• 50

• 20

• 1000

What should you do first ?

5 x 3 x (10-5)

- (a) = answer

• 5x3 first then a x (10-5)

• (10-5) first then a x 5x3

Which is the factor of 5 and 3 ?

• 15

• 35

• 30

• 40