Common Core: 3rd Grade Math : Determine the Unknown Number in a Multiplication or Division Equation: CCSS.Math.Content.3.OA.A.4

Study concepts, example questions & explanations for Common Core: 3rd Grade Math

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Example Questions

Example Question #111 : Determine The Unknown Number In A Multiplication Or Division Equation: Ccss.Math.Content.3.Oa.A.4

Fill in the blank. 

\displaystyle 2=2\times __________

 

Possible Answers:

\displaystyle 2

\displaystyle 3

\displaystyle 0

\displaystyle 4

\displaystyle 1

Correct answer:

\displaystyle 1

Explanation:

The opposite of multiplication is division. In order to find the missing piece of this multiplication problem we can divide. 

\displaystyle 2\div2=1

\displaystyle 2\times1=2

Example Question #111 : Determine The Unknown Number In A Multiplication Or Division Equation: Ccss.Math.Content.3.Oa.A.4

Fill in the blank. 

\displaystyle 30=3\times __________

 

Possible Answers:

\displaystyle 9

\displaystyle 11

\displaystyle 8

\displaystyle 10

\displaystyle 7

Correct answer:

\displaystyle 10

Explanation:

The opposite of multiplication is division. In order to find the missing piece of this multiplication problem we can divide. 

\displaystyle 30\div3=10

\displaystyle 3\times10=30

Example Question #112 : Determine The Unknown Number In A Multiplication Or Division Equation: Ccss.Math.Content.3.Oa.A.4

Fill in the blank. 

\displaystyle 48=4\times __________

 

Possible Answers:

\displaystyle 10

\displaystyle 8

\displaystyle 11

\displaystyle 9

\displaystyle 12

Correct answer:

\displaystyle 12

Explanation:

The opposite of multiplication is division. In order to find the missing piece of this multiplication problem we can divide. 

\displaystyle 48\div4=12

\displaystyle 4\times12=48

Example Question #113 : Determine The Unknown Number In A Multiplication Or Division Equation: Ccss.Math.Content.3.Oa.A.4

Fill in the blank. 

\displaystyle 55=5\times __________

 

Possible Answers:

\displaystyle 9

\displaystyle 10

\displaystyle 8

\displaystyle 12

\displaystyle 11

Correct answer:

\displaystyle 11

Explanation:

The opposite of multiplication is division. In order to find the missing piece of this multiplication problem we can divide. 

\displaystyle 55\div5=11

\displaystyle 5\times11=55

Example Question #113 : Determine The Unknown Number In A Multiplication Or Division Equation: Ccss.Math.Content.3.Oa.A.4

Fill in the blank. 

\displaystyle 60=6\times __________

 

Possible Answers:

\displaystyle 11

\displaystyle 10

\displaystyle 9

\displaystyle 12

\displaystyle 8

Correct answer:

\displaystyle 10

Explanation:

The opposite of multiplication is division. In order to find the missing piece of this multiplication problem we can divide. 

\displaystyle 60\div6=10

\displaystyle 6\times10=60

Example Question #112 : Determine The Unknown Number In A Multiplication Or Division Equation: Ccss.Math.Content.3.Oa.A.4

Fill in the blank. 

\displaystyle 77=7\times __________

 

Possible Answers:

\displaystyle 10

\displaystyle 7

\displaystyle 9

\displaystyle 11

\displaystyle 8

Correct answer:

\displaystyle 11

Explanation:

The opposite of multiplication is division. In order to find the missing piece of this multiplication problem we can divide. 

\displaystyle 77\div7=11

\displaystyle 7\times11=77

Example Question #115 : Determine The Unknown Number In A Multiplication Or Division Equation: Ccss.Math.Content.3.Oa.A.4

Fill in the blank. 

\displaystyle 56=8\times __________

 

Possible Answers:

\displaystyle 8

\displaystyle 10

\displaystyle 7

\displaystyle 9

\displaystyle 11

Correct answer:

\displaystyle 7

Explanation:

The opposite of multiplication is division. In order to find the missing piece of this multiplication problem we can divide. 

\displaystyle 56\div8=7

\displaystyle 8\times7=56

Example Question #111 : Determine The Unknown Number In A Multiplication Or Division Equation: Ccss.Math.Content.3.Oa.A.4

Fill in the blank. 

\displaystyle 99=9\times __________

 

Possible Answers:

\displaystyle 10

\displaystyle 9

\displaystyle 11

\displaystyle 8

\displaystyle 12

Correct answer:

\displaystyle 11

Explanation:

The opposite of multiplication is division. In order to find the missing piece of this multiplication problem we can divide. 

\displaystyle 99\div9=11

\displaystyle 9\times11=99

Example Question #401 : Representing And Solving Problems Involving Multiplication And Division

Fill in the blank. 

\displaystyle 120=10\times __________

 

Possible Answers:

\displaystyle 10

\displaystyle 9

\displaystyle 8

\displaystyle 12

\displaystyle 11

Correct answer:

\displaystyle 12

Explanation:

The opposite of multiplication is division. In order to find the missing piece of this multiplication problem we can divide. 

\displaystyle 120\div10=12

\displaystyle 10\times12=120

Example Question #116 : Determine The Unknown Number In A Multiplication Or Division Equation: Ccss.Math.Content.3.Oa.A.4

Fill in the blank. 

\displaystyle 110=11\times __________

 

Possible Answers:

\displaystyle 11

\displaystyle 9

\displaystyle 8

\displaystyle 12

\displaystyle 10

Correct answer:

\displaystyle 10

Explanation:

The opposite of multiplication is division. In order to find the missing piece of this multiplication problem we can divide. 

\displaystyle 110\div11=10

\displaystyle 11\times10=110

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