Common Core: 2nd Grade Math : Count Within 1000 by 1s, 5s, 10s, and 100s, CCSS.Math.Content.2.NBT.A.2

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

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Example Questions

Example Question #51 : Count Within 1000 By 1s, 5s, 10s, And 100s, Ccss.Math.Content.2.Nbt.A.2

When counting by \displaystyle 10s, what number comes after \displaystyle 45?

 

Possible Answers:

\displaystyle 40

\displaystyle 55

\displaystyle 35

\displaystyle 30

\displaystyle 50

Correct answer:

\displaystyle 55

Explanation:

When counting by \displaystyle 10s, we add \displaystyle 10 to our previous number. 

\displaystyle \frac{\begin{array}[b]{r}45\\ +\ 10\end{array}}{ \ \ \ \space 55}

Example Question #1422 : How To Add

When counting by \displaystyle 10s, what number comes after \displaystyle 55?

 

Possible Answers:

\displaystyle 45

\displaystyle 50

\displaystyle 40

\displaystyle 60

\displaystyle 65

Correct answer:

\displaystyle 65

Explanation:

When counting by \displaystyle 10s, we add \displaystyle 10 to our previous number. 

\displaystyle \frac{\begin{array}[b]{r}55\\ +\ 10\end{array}}{ \ \ \ \space 65}

Example Question #2491 : Numbers And Operations

When counting by \displaystyle 10s, what number comes after \displaystyle 65?

 

Possible Answers:

\displaystyle 80

\displaystyle 85

\displaystyle 90

\displaystyle 95

\displaystyle 75

Correct answer:

\displaystyle 75

Explanation:

When counting by \displaystyle 10s, we add \displaystyle 10 to our previous number. 

\displaystyle \frac{\begin{array}[b]{r}65\\ +\ 10\end{array}}{ \ \ \ \space 75}

Example Question #2492 : Numbers And Operations

When counting by \displaystyle 10s, what number comes after \displaystyle 75?

 

Possible Answers:

\displaystyle 90

\displaystyle 100

\displaystyle 80

\displaystyle 85

\displaystyle 95

Correct answer:

\displaystyle 85

Explanation:

When counting by \displaystyle 10s, we add \displaystyle 10 to our previous number. 

\displaystyle \frac{\begin{array}[b]{r}75\\ +\ 10\end{array}}{ \ \ \ \space 85}

Example Question #51 : Count Within 1000 By 1s, 5s, 10s, And 100s, Ccss.Math.Content.2.Nbt.A.2

When counting by \displaystyle 10s, what number comes after \displaystyle 85?

 

Possible Answers:

\displaystyle 115

\displaystyle 100

\displaystyle 110

\displaystyle 105

\displaystyle 95

Correct answer:

\displaystyle 95

Explanation:

When counting by \displaystyle 10s, we add \displaystyle 10 to our previous number. 

\displaystyle \frac{\begin{array}[b]{r}85\\ +\ 10\end{array}}{ \ \ \ \space 95}

Example Question #2493 : Numbers And Operations

When counting by \displaystyle 10s, what number comes after \displaystyle 95?

 

Possible Answers:

\displaystyle 105

\displaystyle 90

\displaystyle 110

\displaystyle 100

\displaystyle 115

Correct answer:

\displaystyle 105

Explanation:

When counting by \displaystyle 10s, we add \displaystyle 10 to our previous number. 

\displaystyle \frac{\begin{array}[b]{r}95\\ +\ 10\end{array}}{ \ \ \space 105}

Example Question #2494 : Numbers And Operations

When counting by \displaystyle 10s, what number comes after \displaystyle 105?

 

Possible Answers:

\displaystyle 95

\displaystyle 90

\displaystyle 115

\displaystyle 100

\displaystyle 110

Correct answer:

\displaystyle 115

Explanation:

When counting by \displaystyle 10s, we add \displaystyle 10 to our previous number. 

\displaystyle \frac{\begin{array}[b]{r}105\\ +\ 10\end{array}}{ \ \ \space 115}

Example Question #2495 : Numbers And Operations

When counting by \displaystyle 10s, what number comes after \displaystyle 115?

 

Possible Answers:

\displaystyle 135

\displaystyle 125

\displaystyle 120

\displaystyle 130

\displaystyle 140

Correct answer:

\displaystyle 125

Explanation:

When counting by \displaystyle 10s, we add \displaystyle 10 to our previous number. 

\displaystyle \frac{\begin{array}[b]{r}115\\ +\ 10\end{array}}{ \ \ \space 125}

Example Question #2491 : Ssat Elementary Level Quantitative (Math)

When counting by \displaystyle 100s, what number comes after \displaystyle 100?

 

Possible Answers:

\displaystyle 400

\displaystyle 300

\displaystyle 200

\displaystyle 600

\displaystyle 500

Correct answer:

\displaystyle 200

Explanation:

When counting by \displaystyle 100s, we add \displaystyle 100 to our previous number. 

\displaystyle \frac{\begin{array}[b]{r}100\\ +\ 100\end{array}}{ \ \ \ \space 200}

Example Question #2496 : Numbers And Operations

When counting by \displaystyle 100s, what number comes after \displaystyle 200?

 

Possible Answers:

\displaystyle 500

\displaystyle 100

\displaystyle 300

\displaystyle 600

\displaystyle 400

Correct answer:

\displaystyle 300

Explanation:

When counting by \displaystyle 100s, we add \displaystyle 100 to our previous number. 

\displaystyle \frac{\begin{array}[b]{r}200\\ +\ 100\end{array}}{ \ \ \ \space 300}

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