This handy **Spectrum Math Grade 4 Answer Key Chapter 2 Pretest** provides detailed answers for the workbook questions.

## Spectrum Math Grade 4 Chapter 2 Pretest Answers Key

**Check What You Know**

**Numeration through 1,000,000**

**Write each number in expanded form.**

Question 1.

a. 3,245

____________

Answer:

Given that the number is 3,245.

The expended form of the number is based on the place value of the number.

The expended form of 3,245 is 3,000 + 200 + 40 + 5.

b. 973

____________

Answer:

Given that the number is 973.

The expended form of the number is based on the place value of the number.

The expended form of 973 is 900 + 70 + 3.

c. 51

____________

Answer:

Given that the number is 51.

The expended form of the number is based on the place value of the number.

The expended form of 51 is 50 + 1.

Question 2.

a. 6,675

____________

Answer:

Given that the number is 6,675.

The expended form of the number is based on the place value of the number.

The expended form of 6,675 is 6000 + 600 + 70 + 5.

b. 845,450

____________

Answer:

Given that the number is 845,450.

The expended form of the number is based on the place value of the number.

The expended form of 845,450 is 800,000 + 40,000 + 5,000 + 400 + 50.

c. 790

____________

Answer:

Given that the number is 790.

The expended form of the number is based on the place value of the number.

The expended form of 790 is 700 + 90.

**Write the number word.**

Question 3.

a. 945

____________

Answer:

Given that the number is 945.

The word form of 945 is nine hundred and forty five.

b. 4,332

____________

Answer:

Given that the number is 4,332.

The word form of 4,332 is four thousand three hundred thirty two.

Question 4.

a. 52,321

____________

Answer:

Given that the number is 52,321.

The word form of 52,321 is fifty two thousand three hundred and twenty one.

b. 528,455

____________

Answer:

Given that the number is 528,455.

The word form of 528,455 is five lakhs twenty eight thousand four hundred and fifty five.

Question 5.

a. 495,362

____________

Answer:

Given that the number is 495,362.

The word form of 495,362 is four lakhs ninety five thousand three hundred sixty two.

b. 9,365,732

____________

Answer:

Given that the number is 9,365,732.

The word form of 9,365,732 is nine million three hundred sixty sixty five thousand seven hundred and thirty two.

**Compare each pair of numbers. Write >, <, or =.**

Question 6.

a. 4,312 ____ 4,213

Answer:

Here thousands place is same in both numbers. Then look at the hundreds place.

The hundreds place of 4,312 is greater than the hundreds place value of 4,213.

So, 4,312 > 4,213.

Therefore 4,312 greater than 4,213.

b. 95 ____ 58

Answer:

Tens place of 95 is greater than the tens place of 58.

So, 95 > 58.

Therefore 95 greater than 58.

c. 408 ___ 480

Answer:

Hundreds place of both the numbers same. Then look at the tens place.

Tens place of 408 is less than the tens place of 480.

So, 408 < 480.

Therefore 408 less than 480.

Question 7.

a. 52,650 ____ 52,560

Answer:

Here the ten thousands and thousands place are same in both numbers. Then look at the hundreds place.

The hundreds place of 52,650 is greater than the hundreds place of 52,560.

So, 52,650 > 52,560.

Therefore 52,650 greater than 52,560.

b. 610 ___ 672

Answer:

Here hundreds place of both the numbers are same. Then look at the tens place.

Tens place of 610 is less than the ten place ofÂ 672.

So, 610 < 672.

Therefore 610 less than 672.

c. 72 ____ 62

Answer:

Ten place of 72 is greater than the tens place of 62.

So, 72 > 62.

Therefore 72 greater than 62.

Question 8.

a. 52,173 ____ 520,173

Answer:

The number of digits in 52,173 is 5.

The number of digit in 520,173 is 6.

So, 52,173 < 520,173.

Therefore 52,173 less than 520,173

b. 4,675,321 ____ 4,751,670

Answer:

Here lakhs place place of 4,675,321 is less than the lakhs place of 4,751,670.

So, 4,675,321 < 4,751,670.

Therefore 4,675,321 less than 4,751,670

c. 25 ___ 52

Answer:

Tens place of 25 is less than the tens place of 52.

So, 25 < 52.

Therefore 25 less than 52.

Question 9.

a. 158,325 ___ 158,325

Answer:

Both the numbers are equal.

So, 158,325 = 158,325.

Therefore 158,325 equal to 158,325

b. 652 ____ 256

Answer:

Here hundreds place of 652 is greater than the hundreds place of 256.

So, 652 > 256.

Therefore 652 greater than 256.

c. 8,910,003 ___ 8,910,003

Answer:

Both the numbers are same.

So, 8,910,003 > 8,910,003.

Therefore 8,910,003 greater than 8,910,003.

**Round each number to the place named.**

Question 7.

a. 7,649

thousands

____________

Answer:

Given that the number is 7,649.

Thousands place value of 7,649 is 7,000.

b. 932

hundreds

____________

Answer:

Given that the number is 932.

Hundreds place value of 932 is 900.

c. 553,972

hundred thousands

____________

Answer:

Given that the number is 553,972.

Hundred thousands place value of 553,972 is 500,000.

Question 11.

a. 9,732,005

millions

____________

Answer:

Given that the number is 9,732,005.

Million place value of 9,732,005 is 9,000,000.

b. 75

tens

____________

Answer:

Given that the number is 75.

Tens place value of 75 is 70.

c. 1,675

hundreds

____________

Answer:

Given that the number is 1,675.

Hundreds place value of 1,675 is 600.

Question 12.

a. 82,397

ten thousands

____________

Answer:

Given that the number is 82,397.

Ten thousand place value of 82,397 is 80,000.

b. 928

tens

____________

Answer:

Given that the number is 928.

Tens place value of 928 is 20.

c. 682,349

thousands

____________

Answer:

Given that the number is 682,349.

Thousand place value of 682,349 is 680,000.

**Write the value of the 9 in each number.**

Question 13.

a. 95,235

__________

Answer:

Given that the number is 95,235.

The place value of 9 in 95,235 is 90,000.

b. 479

__________

Answer:

Given that the number is 479.

The place value of 9 in 479 is 400.

c. 1,976,235

__________

Answer:

Given that the number is 1,976,235.

The place value of 9 in 1,976,235 is 900,000.

d. 5,392

__________

Answer:

Given that the number is 5,392.

The place value of 9 in 5,392 is 90.

Question 14.

a. 9,003,452

__________

Answer:

Given that the number is 9,003,452.

The place value of 9 in 9,003,452 is 9,000,000.

b. 2,349,003

__________

Answer:

Given that the number is 2,349,003.

The place value of 9 in 2,349,003 is 9,000.

c. 5,009,321

__________

Answer:

Given that the number is 5,009,321.

The place value of 9 in 5,009,321 is 9,000.

d. 8,793,215

__________

Answer:

Given that the number is 8,793,215.

The place value of 9 in 8,793,215 is 90,000.

Question 15.

a. 6,000,942

__________

Answer:

Given that the number is 6,000,942.

The place value of 9 in 6,000,942 is 900.

b. 3,209

__________

Answer:

Given that the number is 3,209.

The place value of 9 in 3,209 is 9.

c. 794,367

__________

Answer:

Given that the number is 794,367.

The place value of 9 in 794,367 is 90,000.

d. 9,003,400

__________

Answer:

Given that the number is 9,003,400.

The place value of 9 in 9,003,400 is 9,000,000.