Whole Number Properties 25 June 21

What is 5 x ( 3 + 2)

• 5 x 3 x 2

• 3 x 5 + 2

• 5 x 3 + 5 x 2

What is 25 x 2 + 25 x 4 = ? ( Distributive property)

• 25 x 2 x 4

• 25 x (2 + 4)

• 25 + (2 x 4)

5 x 9 x 40 can be written as:

• 40 x 5 x 9

• 5 x 9 + 5 x 40

• 5 x ( 9 + 40)

250 x ( 23 + 7 ) is equal to

• 250 x 23 x 7

• 250 x 23 + 250 x 7

• 250 x 23 - 250 x 7

74 x 17 - 74 x 7 = ?

• 74 x ( 17 - 7 )

• 7 x 74 x 17

• 74 + 17 - 7

• 25 x 2 x 45 + 25 x 2

• 25 x 69

• 25 x 2 + 25 x 45 + 25 x 12

85 x 450 - 85 x 50 = ?

• 85 x (450 + 50)

• 85 x ( 450 - 50)

• 85 - 450 - 50

854 x 102 = ?

• 854 x 100 x 2

• 854 x 100 + 2

• 850 x ( 100 + 2)

67 x 150 - 50 x 67 = ?

• 67 x (150 - 50)

• 67 x 150 -50

• 150 - 67 x 50

Predecessor of natural number 1 is ?

• 0

• 1

• None