Four Operations on Numbers

 $31+12=$  

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CCSS.2.NBT.B.5

 $3-19=$  

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CCSS.7.NS.A.1C

 $15\times2=$  

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CCSS.3.OA.C.7

 $22\div4=$  

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CCSS.5.NF.B.3

 $5+3-7=$  

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

 $41-17+5=$  

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CCSS.7.NS.A.3

 $6-2+4=6+4-2$  

Are they the same?

• Yes

• No

• Not sure

Tags

CCSS.1.OA.B.3

 $11-31+9=11-9+31$  
Are they the same?

• Yes

• No

• Not sure

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CCSS.1.OA.B.3

 $80\div20\times6=$  

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

 $5\times18\div9=$  

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CCSS.5.OA.A.1

CCSS.5.OA.A.2