Modeling Multiplication and Division Models

Which division equation is represented by the model?

• -8 ÷ 2 = -4

• -8 ÷ -2 = -4

• -4 ÷ -2 = -8

• -2 ÷ 4 = -8

Which division equation is represented by the model? (Hint: the red circle means -1)

• -6 ÷ 3 = -18

• 18 ÷ 3 = 6

• -18 ÷ -3 = -6

• -18 ÷ 3 = -6

Which division equation is represented by the model?

• 12 ∕ 3 = 4

• -12 ∕ -3 = -4

• 3 ∕ -4 = -12

• -12 ∕ 3 = -4

Which division equation is represented by the model? (Hint: the red circle equals -1.)

• 8 / 4 = 2

• -4 / 8 = -2

• -8 / 4 = -2

• -8 / -2 = -4

Which multiplication equation represents this model?

• -20 x -4 = -5

• -5 x -4 = 20

• -4 x -5 = -20

• 4 x -5 = -20

• 3 × (-2) = -6

• 3 × 2 = -6

• 3 × 2 = 6

• -3 × (-2) = -6

• -15 ÷ (-3) = -5

• 15 ÷ 3 = 5

• -15 ÷ 3 = 5

• -15 ÷ 3 = -5

• 5 × 2 = 10

• -5 × 2 = 10

• 5 × (-2) = -10

• -5 × (-2) = -10

• -7 - 4 = -28
• 7 x 4 = 28
• 7 x (-4) = -28
• -7 x (-4) = -28

Which equation matches the model shown?

• -5 + -10 = -15

• -2 ⋅ -5 = 10

• 2 ⋅ -5 = -10

• -10 + 5 = -5