Common Core: 2nd Grade Math : Common Core Math: Grade 2

Study concepts, example questions & explanations for Common Core: 2nd Grade Math

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Example Questions

Example Question #4 : Use A Number Line To Represent Whole Numbers 0 100: Ccss.Math.Content.2.Md.B.6

If we start at \(\displaystyle 1\) and count up \(\displaystyle 5\) where will we be on the number line? 


Screen shot 2015 09 21 at 12.18.14 pm

Possible Answers:

\(\displaystyle 3\)

\(\displaystyle 5\)

\(\displaystyle 4\)

\(\displaystyle 6\)

\(\displaystyle 7\)

Correct answer:

\(\displaystyle 6\)

Explanation:

If we start at \(\displaystyle 1\) and count up \(\displaystyle 5\) we will be at \(\displaystyle 6\) on the number line. 

Screen shot 2015 09 21 at 12.56.35 pm

Example Question #6 : Use A Number Line To Represent Whole Numbers 0 100: Ccss.Math.Content.2.Md.B.6

If we start at \(\displaystyle 2\) and count up \(\displaystyle 5\) where will we be on the number line? 

Screen shot 2015 09 21 at 12.18.14 pm

Possible Answers:

\(\displaystyle 7\)

\(\displaystyle 6\)

\(\displaystyle 4\)

\(\displaystyle 5\)

\(\displaystyle 3\)

Correct answer:

\(\displaystyle 7\)

Explanation:

If we start at \(\displaystyle 2\) and count up \(\displaystyle 5\) we will be at \(\displaystyle 7\) on the number line. 

Screen shot 2015 09 21 at 12.58.30 pm

Example Question #1221 : Common Core Math: Grade 2

If we start at \(\displaystyle 0\) and count up \(\displaystyle 3\) where will we be on the number line? 

 Screen shot 2015 09 21 at 12.18.14 pm

Possible Answers:

\(\displaystyle 6\)

\(\displaystyle 7\)

\(\displaystyle 4\)

\(\displaystyle 5\)

\(\displaystyle 3\)

Correct answer:

\(\displaystyle 3\)

Explanation:

If we start at \(\displaystyle 0\) and count up \(\displaystyle 3\) we will be at \(\displaystyle 3\) on the number line. 

Screen shot 2015 09 21 at 12.30.41 pm

Example Question #1222 : Common Core Math: Grade 2

If we start at \(\displaystyle 4\) and count up \(\displaystyle 3\) where will we be on the number line? 

 Screen shot 2015 09 21 at 12.18.14 pm

Possible Answers:

\(\displaystyle 5\)

\(\displaystyle 4\)

\(\displaystyle 6\)

\(\displaystyle 3\)

\(\displaystyle 7\)

Correct answer:

\(\displaystyle 7\)

Explanation:

If we start at \(\displaystyle 4\) and count up \(\displaystyle 3\) we will be at \(\displaystyle 7\) on the number line. 

Screen shot 2015 09 21 at 12.54.16 pm

Example Question #1223 : Common Core Math: Grade 2

If we start at \(\displaystyle 30\) and count back \(\displaystyle 13\) where will we be on the number line?   

0 31 number line

Possible Answers:

\(\displaystyle 21\)

\(\displaystyle 18\)

\(\displaystyle 17\)

\(\displaystyle 19\)

\(\displaystyle 20\)

Correct answer:

\(\displaystyle 17\)

Explanation:

If we start at \(\displaystyle 30\) and count back \(\displaystyle 13\) we will be at \(\displaystyle 17\) on the number line. 

30 13

Example Question #1224 : Common Core Math: Grade 2

If we start at \(\displaystyle 29\) and count back \(\displaystyle 7\) where will we be on the number line?   

0 31 number line

Possible Answers:

\(\displaystyle 21\)

\(\displaystyle 22\)

\(\displaystyle 18\)

\(\displaystyle 20\)

\(\displaystyle 19\)

Correct answer:

\(\displaystyle 22\)

Explanation:

If we start at \(\displaystyle 29\) and count back \(\displaystyle 7\) we will be at \(\displaystyle 22\) on the number line. 

29 7

Example Question #1223 : Common Core Math: Grade 2

If we start at \(\displaystyle 28\) and count back \(\displaystyle 15\) where will we be on the number line?   

0 31 number line

Possible Answers:

\(\displaystyle 13\)

\(\displaystyle 12\)

\(\displaystyle 14\)

\(\displaystyle 16\)

\(\displaystyle 15\)

Correct answer:

\(\displaystyle 13\)

Explanation:

If we start at \(\displaystyle 28\) and count back \(\displaystyle 15\) we will be at \(\displaystyle 13\) on the number line. 

28 15

Example Question #15 : Use A Number Line To Represent Whole Numbers 0 100: Ccss.Math.Content.2.Md.B.6

If we start at \(\displaystyle 27\) and count back \(\displaystyle 8\) where will we be on the number line?   

0 31 number line

Possible Answers:

\(\displaystyle 20\)

\(\displaystyle 16\)

\(\displaystyle 18\)

\(\displaystyle 19\)

\(\displaystyle 17\)

Correct answer:

\(\displaystyle 19\)

Explanation:

If we start at \(\displaystyle 27\) and count back \(\displaystyle 8\) we will be at \(\displaystyle 19\) on the number line. 

27 8

Example Question #102 : Measurement & Data

If we start at \(\displaystyle 26\) and count back \(\displaystyle 10\) where will we be on the number line?   

0 31 number line

Possible Answers:

\(\displaystyle 18\)

\(\displaystyle 16\)

\(\displaystyle 17\)

\(\displaystyle 14\)

\(\displaystyle 15\)

Correct answer:

\(\displaystyle 16\)

Explanation:

If we start at \(\displaystyle 26\) and count back \(\displaystyle 10\) we will be at \(\displaystyle 16\) on the number line. 

26 10

Example Question #103 : Measurement & Data

If we start at \(\displaystyle 25\) and count back \(\displaystyle 15\) where will we be on the number line?   

0 31 number line

Possible Answers:

\(\displaystyle 13\)

\(\displaystyle 14\)

\(\displaystyle 10\)

\(\displaystyle 11\)

\(\displaystyle 12\)

Correct answer:

\(\displaystyle 10\)

Explanation:

If we start at \(\displaystyle 25\) and count back \(\displaystyle 15\) we will be at \(\displaystyle 10\) on the number line. 

25 15

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