add and Multiplication

add and Multiplication

Multiple Choice

Which number sentence does this model represent?

• 4 X 12 = 48
• 4 + 12 =16
• 12 X 3 = 36
• 12 + 3 = 15

Multiple Choice

A positive plus a positive will equal a ______________

• positive

• negative

• zero

• zero pair

Multiple Choice

After I add the values, as in

6 + 7 or -6 + (-7)

How do I know which sign to use?

• always make it positive

• I look for the higher value

• I keep the sign the same

Multiple Choice

When I have the same sign, as in:

6+ 7 or -6 + (-7)

I must first ____________ the values.

• add

• subtract

• multiply

• divide

Multiple Choice

Add 2/7 + 3/7= ?

• 4/7

• 5/7

• 5/14

• 4/14

Multiple Choice

3/9 + 4/9

• 7/18
• 7/9
• 12/9
• 12/81

Multiple Choice

2/12 + 3/12

• 5/12
• 5/24
• 6/12
• 6/144

Multiple Choice

4+9

• 13

• 14

• 15

• 16

Multiple Choice

5+7

• 11

• 12

• 13

• 14

Multiple Choice

9+8=

• 72
• 17
• 27
• 16

Multiple Choice

sum

• Addition answer
• Subtraction answer
• Multiplication answer
• Division answer

Multiple Choice

30 + 45 =

• 100
• 75
• 60
• 50

Multiple Choice

Max baked 3 batches of muffins. Each batch had 12 muffins. Which expression shows how many muffins Max baked?

• 12 + 3
• 12 - 3
• 12 x 3
• 12 ÷ 3