Math Quiz on Repeated Addition

Find the total of 40 + 40 + 40.

• 160

• 140

• 100

• 120

Which repeated addition sentence describes this rectangular array?

• 2+2+2+2=8
• 3+3+3+3+3=15
• 5+5+5+5+5=25
• 4+4+4+4+4=20

(3.4E) The model shown can represent two number sentences.

Which two number sentences can the model represent?

• $2\times4=$
  $4+4=$
  

• $2\times5=$
  $5+5=$

• $5+5+5+5+5=$
  $2+2+2+2+2=$
  

• $2\times3=$
  $3+3+3=$

4x3 is the same as:

• 4+3

• 4+4+4

• 4+4

Choose TWO multiplication sentences that can be used to solve 7+7+7.

• 3 x 3

• 7 x 3

• 7 x 7

• 3 x 7