G3 Math review | Baamboozle - Baamboozle | The Most Fun Classroom Games!

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Semester 1 review

Study Slideshow

What is the pattern in this addition chart?

We can add 8+9 and 9+8 and we get the same answer.

10

Add 45+32 using the "tens then ones" method

40+30, then 5+2

10

Addition and subtraction are opposites. True or false.

TRUE

5

How do I find 35+____=45? the missing number

I need to do subtraction to find the missing number.

5

Estimate 459+133.

500+100=600

10

Show me 455+312 using base ten blocks

Great

10

Show me 148+127 using base ten blocks

Great

15

Show me 455-312 using base ten blocks

Great

10

Show me 148-129 using base ten blocks

Great

15

How much is a flat worth? (in base ten blocks)

100

15

When I add 439+219 and I need to change ones to tens, what do we call this?

Regrouping

15

What do we call this?

An array

10

Show me 3 equal groups of 5.

Great

15

What is the multiplication sentence for this?

3x5=15 (GROUPS times OBJECTS)

10

What is the repeated addition sentence for this

5+5+5=15

10

What is the multiplication sentence for this?

4x10=40

10