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G3 Math review
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Show me 148+127 using base ten blocks
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Estimate 459+133.
500+100=600
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What is the repeated addition sentence for this?
10+10+10+10=40
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What is the multiplication sentence for this array?
3x5=15
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Addition and subtraction are opposites. True or false.
TRUE
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What is the repeated addition sentence for this
5+5+5=15
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Show me 455+312 using base ten blocks
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When I add 439+219 and I need to change ones to tens, what do we call this?
Regrouping
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Show me 455-312 using base ten blocks
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Add 45+32 using the "tens then ones" method
40+30, then 5+2
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What do we call this?
An array
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What is the multiplication sentence for this?
4x10=40
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How much is a flat worth? (in base ten blocks)
100
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Show me 3 equal groups of 5.
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How do I find 35+____=45? the missing number
I need to do subtraction to find the missing number.
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What is the multiplication sentence for this?
3x5=15 (GROUPS times OBJECTS)
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What is the pattern in this addition chart?
We can add 8+9 and 9+8 and we get the same answer.
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Show me 148-129 using base ten blocks
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Okay!
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