SSAT Elementary Level Math : Whole and Part

Study concepts, example questions & explanations for SSAT Elementary Level Math

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Example Questions

Example Question #512 : Identifying Place Value

What is \(\displaystyle 182\) rounded to the nearest hundred? 

 

 

Possible Answers:

\(\displaystyle 290\)

\(\displaystyle 300\)

\(\displaystyle 100\)

\(\displaystyle 200\)

\(\displaystyle 190\)

Correct answer:

\(\displaystyle 200\)

Explanation:

When we round a number to the hundreds place we look to our tens place to tell us if we round up or down. If the number in our tens place is \(\displaystyle 5\) or greater, we round up. If the number in the tens place is \(\displaystyle 4\) or less, we round down. When we round up, the number in the hundreds place increases by \(\displaystyle 1\) and all the other numbers become \(\displaystyle 0\). When we round down, the number in the hundreds place stays the same and all the other numbers become \(\displaystyle 0\).

In this case, \(\displaystyle 8\) is greater than \(\displaystyle 5\) so our rounded number is \(\displaystyle 200.\)

Example Question #513 : Identifying Place Value

What is \(\displaystyle 279\) rounded to the nearest hundred? 

 

 

Possible Answers:

\(\displaystyle 280\)

\(\displaystyle 200\)

\(\displaystyle 300\)

\(\displaystyle 180\)

\(\displaystyle 100\)

Correct answer:

\(\displaystyle 300\)

Explanation:

When we round a number to the hundreds place we look to our tens place to tell us if we round up or down. If the number in our tens place is \(\displaystyle 5\) or greater, we round up. If the number in the tens place is \(\displaystyle 4\) or less, we round down. When we round up, the number in the hundreds place increases by \(\displaystyle 1\) and all the other numbers become \(\displaystyle 0\). When we round down, the number in the hundreds place stays the same and all the other numbers become \(\displaystyle 0\).

In this case, \(\displaystyle 7\) is greater than \(\displaystyle 5\) so our rounded number is \(\displaystyle 300.\)

Example Question #74 : Number & Operations In Base Ten

What is \(\displaystyle 361\) rounded to the nearest hundred? 

 

 

Possible Answers:

\(\displaystyle 300\)

\(\displaystyle 200\)

\(\displaystyle 260\)

\(\displaystyle 400\)

\(\displaystyle 360\)

Correct answer:

\(\displaystyle 400\)

Explanation:

When we round a number to the hundreds place we look to our tens place to tell us if we round up or down. If the number in our tens place is \(\displaystyle 5\) or greater, we round up. If the number in the tens place is \(\displaystyle 4\) or less, we round down. When we round up, the number in the hundreds place increases by \(\displaystyle 1\) and all the other numbers become \(\displaystyle 0\). When we round down, the number in the hundreds place stays the same and all the other numbers become \(\displaystyle 0\).

In this case, \(\displaystyle 6\) is greater than \(\displaystyle 5\) so our rounded number is \(\displaystyle 400.\)

Example Question #155 : How To Find The Part From The Whole

What is \(\displaystyle 412\) rounded to the nearest hundred? 

 

 

Possible Answers:

\(\displaystyle 400\)

\(\displaystyle 310\)

\(\displaystyle 420\)

\(\displaystyle 300\)

\(\displaystyle 410\)

Correct answer:

\(\displaystyle 400\)

Explanation:

When we round a number to the hundreds place we look to our tens place to tell us if we round up or down. If the number in our tens place is \(\displaystyle 5\) or greater, we round up. If the number in the tens place is \(\displaystyle 4\) or less, we round down. When we round up, the number in the hundreds place increases by \(\displaystyle 1\) and all the other numbers become \(\displaystyle 0\). When we round down, the number in the hundreds place stays the same and all the other numbers become \(\displaystyle 0\).

In this case, \(\displaystyle 1\) is less than \(\displaystyle 5\) so our rounded number is \(\displaystyle 400.\)

Example Question #156 : How To Find The Part From The Whole

What is \(\displaystyle 639\) rounded to the nearest hundred? 

 

 

Possible Answers:

\(\displaystyle 500\)

\(\displaystyle 640\)

\(\displaystyle 700\)

\(\displaystyle 600\)

\(\displaystyle 540\)

Correct answer:

\(\displaystyle 600\)

Explanation:

When we round a number to the hundreds place we look to our tens place to tell us if we round up or down. If the number in our tens place is \(\displaystyle 5\) or greater, we round up. If the number in the tens place is \(\displaystyle 4\) or less, we round down. When we round up, the number in the hundreds place increases by \(\displaystyle 1\) and all the other numbers become \(\displaystyle 0\). When we round down, the number in the hundreds place stays the same and all the other numbers become \(\displaystyle 0\).

In this case, \(\displaystyle 3\) is less than \(\displaystyle 5\) so our rounded number is \(\displaystyle 600.\)

Example Question #541 : Whole And Part

What is \(\displaystyle 522\) rounded to the nearest hundred? 

 

Possible Answers:

\(\displaystyle 620\)

\(\displaystyle 400\)

\(\displaystyle 420\)

\(\displaystyle 600\)

\(\displaystyle 500\)

Correct answer:

\(\displaystyle 500\)

Explanation:

When we round a number to the hundreds place we look to our tens place to tell us if we round up or down. If the number in our tens place is \(\displaystyle 5\) or greater, we round up. If the number in the tens place is \(\displaystyle 4\) or less, we round down. When we round up, the number in the hundreds place increases by \(\displaystyle 1\) and all the other numbers become \(\displaystyle 0\). When we round down, the number in the hundreds place stays the same and all the other numbers become \(\displaystyle 0\).

In this case, \(\displaystyle 2\) is less than \(\displaystyle 5\) so our rounded number is \(\displaystyle 500.\)

Example Question #78 : Number & Operations In Base Ten

What is \(\displaystyle 967\) rounded to the nearest ten? 

 

 

 

Possible Answers:

\(\displaystyle 800\)

\(\displaystyle 870\)

\(\displaystyle 980\)

\(\displaystyle 970\)

\(\displaystyle 900\)

Correct answer:

\(\displaystyle 970\)

Explanation:

When we round a number to the tens place we look to our ones place to tell us if we round up or down. If the number in our ones place is \(\displaystyle 5\) or greater, we round up. If the number in the ones place is \(\displaystyle 4\) or less, we round down. When we round up, the number in the tens place increases by \(\displaystyle 1\). The numbers to the right of the tens place become \(\displaystyle 0\) and the numbers to the left of the tens place stay the same. When we round down, the number in the tens place stays the same. The numbers to the right of the tens place become \(\displaystyle 0\) and the numbers to the left of the tens place stay the same.

In this case, \(\displaystyle 7\) is greater than \(\displaystyle 5\) so our rounded number is \(\displaystyle 970.\)

Example Question #161 : How To Find The Part From The Whole

What is \(\displaystyle 846\) rounded to the nearest ten? 

 

 

Possible Answers:

\(\displaystyle 850\)

\(\displaystyle 800\)

\(\displaystyle 750\)

\(\displaystyle 700\)

\(\displaystyle 900\)

Correct answer:

\(\displaystyle 850\)

Explanation:

When we round a number to the tens place we look to our ones place to tell us if we round up or down. If the number in our ones place is \(\displaystyle 5\) or greater, we round up. If the number in the ones place is \(\displaystyle 4\) or less, we round down. When we round up, the number in the tens place increases by \(\displaystyle 1\). The numbers to the right of the tens place become \(\displaystyle 0\) and the numbers to the left of the tens place stay the same. When we round down, the number in the tens place stays the same. The numbers to the right of the tens place become \(\displaystyle 0\) and the numbers to the left of the tens place stay the same.

In this case, \(\displaystyle 6\) is greater than \(\displaystyle 5\) so our rounded number is \(\displaystyle 850.\)

Example Question #81 : Round Numbers To The Nearest Ten Or Hundred: Ccss.Math.Content.3.Nbt.A.1

What is \(\displaystyle 368\) rounded to the nearest ten? 

 

 

Possible Answers:

\(\displaystyle 400\)

\(\displaystyle 380\)

\(\displaystyle 300\)

\(\displaystyle 200\)

\(\displaystyle 370\)

Correct answer:

\(\displaystyle 370\)

Explanation:

When we round a number to the tens place we look to our ones place to tell us if we round up or down. If the number in our ones place is \(\displaystyle 5\) or greater, we round up. If the number in the ones place is \(\displaystyle 4\) or less, we round down. When we round up, the number in the tens place increases by \(\displaystyle 1\). The numbers to the right of the tens place become \(\displaystyle 0\) and the numbers to the left of the tens place stay the same. When we round down, the number in the tens place stays the same. The numbers to the right of the tens place become \(\displaystyle 0\) and the numbers to the left of the tens place stay the same.

In this case, \(\displaystyle 6\) is greater than \(\displaystyle 5\) so our rounded number is \(\displaystyle 370.\)

Example Question #4371 : Ssat Elementary Level Quantitative (Math)

What is \(\displaystyle 451\) rounded to the nearest ten? 

 

 

Possible Answers:

\(\displaystyle 500\)

\(\displaystyle 400\)

\(\displaystyle 460\)

\(\displaystyle 550\)

\(\displaystyle 450\)

Correct answer:

\(\displaystyle 450\)

Explanation:

When we round a number to the tens place we look to our ones place to tell us if we round up or down. If the number in our ones place is \(\displaystyle 5\) or greater, we round up. If the number in the ones place is \(\displaystyle 4\) or less, we round down. When we round up, the number in the tens place increases by \(\displaystyle 1\). The numbers to the right of the tens place become \(\displaystyle 0\) and the numbers to the left of the tens place stay the same. When we round down, the number in the tens place stays the same. The numbers to the right of the tens place become \(\displaystyle 0\) and the numbers to the left of the tens place stay the same.

In this case, \(\displaystyle 1\) is less than \(\displaystyle 5\) so our rounded number is \(\displaystyle 450.\)

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