Multiplicative vs Additive

Jose has 8 crayons in his pencil box. Ashley has 4 times as many as Jose. How many crayons does Ashley have?

• 32

• 16

• 12

• 2

Which equation shows '5 times as many as 3'?

• 5 + 3 = 8

• 5 x 3 = 15

• 5 + 3 = 15

• 5 x 3 = 8

Which equations shows '99 is 11 times greater than 9'?

• 99 = 11 + 9

• 99 = 11 - 9

• 99 = 11 x 9

• 11 + 9 = 99

'Kevin ate 3 cookies. Ericson ate 3 times as many cookies as Kevin.' is an additive comparison.

• True

• False

Which is true for the model above?

• 27 = 3 x 9

• 27 = 3 + 9

• 27 is 3 times greater than 9

• 27 is 3 more than 9

Which equation below shows 3 more than 7?

• 7 - 3 = 4

• 7 x 3 = 21

• 7 + 7 + 7 = 21

• 7 + 3 = 10

Which phrase below shows an 'additive comparison'?

• 10 + 11 = 21

• 21 is 11 more than 10

• 11 + 10 = 21

• All of the above

'5 is 3 more than 2' is an additive comparison.

• True

• False

This model shows a multiplicative comparison for

'4 times greater than 5'.

• True

• False

'12 times greater than 11' is a(n):

• Additive comparison

• Multiplicative Comparison