Common Core: 2nd Grade Math : 100 Can be Thought of as a Bundle of Ten Tens: CCSS.Math.Content.2.NBT.A.1a

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

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Example Questions

Example Question #461 : Number & Operations In Base Ten

Select the number with \(\displaystyle 2\) hundreds, \(\displaystyle 6\) ones, \(\displaystyle 7\) tens. 

Possible Answers:

\(\displaystyle 726\)

\(\displaystyle 276\)

\(\displaystyle 267\)

\(\displaystyle 672\)

Correct answer:

\(\displaystyle 276\)

Explanation:

From left to right, when we have a \(\displaystyle 3\) digit number, the hundreds is written first, followed by the tens, and then the ones. 

Screen shot 2016 02 05 at 10.26.42 am

For this problem, we have \(\displaystyle 2\) hundreds, \(\displaystyle 7\) tens, and \(\displaystyle 6\) ones. This can be written as \(\displaystyle 276\)

Example Question #461 : Number & Operations In Base Ten

Select the number with \(\displaystyle 3\) hundreds, \(\displaystyle 6\) ones, \(\displaystyle 7\) tens. 

Possible Answers:

\(\displaystyle 376\)

\(\displaystyle 367\)

\(\displaystyle 376\)

\(\displaystyle 673\)

Correct answer:

\(\displaystyle 376\)

Explanation:

From left to right, when we have a \(\displaystyle 3\) digit number, the hundreds is written first, followed by the tens, and then the ones. 

Screen shot 2016 02 05 at 10.26.42 am

For this problem, we have \(\displaystyle 3\) hundreds, \(\displaystyle 7\) tens, and \(\displaystyle 6\) ones. This can be written as \(\displaystyle 376\)

Example Question #462 : Number & Operations In Base Ten

Select the number with \(\displaystyle 4\) hundreds, \(\displaystyle 6\) ones, \(\displaystyle 7\) tens. 

Possible Answers:

\(\displaystyle 476\)

\(\displaystyle 467\)

\(\displaystyle 647\)

\(\displaystyle 764\)

Correct answer:

\(\displaystyle 476\)

Explanation:

From left to right, when we have a \(\displaystyle 3\) digit number, the hundreds is written first, followed by the tens, and then the ones. 

Screen shot 2016 02 05 at 10.26.42 am

For this problem, we have \(\displaystyle 4\) hundreds, \(\displaystyle 7\) tens, and \(\displaystyle 6\) ones. This can be written as \(\displaystyle 476\)

Example Question #461 : Number & Operations In Base Ten

Select the number with \(\displaystyle 5\) hundreds, \(\displaystyle 6\) ones, \(\displaystyle 7\) tens. 

Possible Answers:

\(\displaystyle 567\)

\(\displaystyle 576\)

\(\displaystyle 675\)

\(\displaystyle 765\)

Correct answer:

\(\displaystyle 576\)

Explanation:

From left to right, when we have a \(\displaystyle 3\) digit number, the hundreds is written first, followed by the tens, and then the ones. 

Screen shot 2016 02 05 at 10.26.42 am

For this problem, we have \(\displaystyle 5\) hundreds, \(\displaystyle 7\) tens, and \(\displaystyle 6\) ones. This can be written as \(\displaystyle 576\)

Example Question #463 : Number & Operations In Base Ten

Select the number with \(\displaystyle 8\) hundreds, \(\displaystyle 6\) ones, \(\displaystyle 7\) tens. 

Possible Answers:

\(\displaystyle 768\)

\(\displaystyle 678\)

\(\displaystyle 876\)

\(\displaystyle 867\)

Correct answer:

\(\displaystyle 876\)

Explanation:

From left to right, when we have a \(\displaystyle 3\) digit number, the hundreds is written first, followed by the tens, and then the ones. 

Screen shot 2016 02 05 at 10.26.42 am

For this problem, we have \(\displaystyle 8\) hundreds, \(\displaystyle 7\) tens, and \(\displaystyle 6\) ones. This can be written as \(\displaystyle 876\)

Example Question #462 : Common Core Math: Grade 2

Select the number with \(\displaystyle 9\) hundreds, \(\displaystyle 6\) ones, \(\displaystyle 7\) tens. 

Possible Answers:

\(\displaystyle 697\)

\(\displaystyle 976\)

\(\displaystyle 967\)

\(\displaystyle 769\)

Correct answer:

\(\displaystyle 976\)

Explanation:

From left to right, when we have a \(\displaystyle 3\) digit number, the hundreds is written first, followed by the tens, and then the ones. 

Screen shot 2016 02 05 at 10.26.42 am

For this problem, we have \(\displaystyle 9\) hundreds, \(\displaystyle 7\) tens, and \(\displaystyle 6\) ones. This can be written as \(\displaystyle 976\)

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