Place Value
Forms
Rounding
Estimation
Comparing and Ordering Numbers
100
Which digit is in the ten thousands place? 967,301
6
100
Which of the following is written in expanded form? 1. six thousand, seven hundred thirteen 2. 6,713 3. 6,000 + 700 + 10 + 3
3. 6,000 + 700 + 10 + 3
100
Round the following number to the nearest ten. 56
60
100
What does the word estimate mean?
Estimate means to find a close guess or a number close to the actual answer.
100
What do each of the following symbols mean? 1. > 2. < 3. =
1. greater than 2. less than 3. equal to
200
What is the value of the 4 in the following number? 784,312
4,000
200
How do you write the number 608,592 in expanded form? A. 600,000 + 8,000 + 592 B. 60,000 + 8,000 +500 + 9 + 2 C. 600,000 + 80,000 + 8,000 + 500 + 90 + 2 D. 600,000 + 8,000 + 500 + 90 + 2
D. 600,000 + 8,000 + 500 + 90 + 2
200
Round the following number to the nearest ten. 672
680
200
Why is estimation helpful?
Because it helps us solve the problem more quickly and easily.
200
Which symbol would you use to compare the following numbers? 100 + 18 ______ 118
= (is equal to)
300
What is the name of the place value that the 6 is in? 6,201,373
millions
300
How do you read the following numbers? 176,432 59,021 732,384
300
Round the following number to the nearest thousand. 67,873
68,000
300
Use estimation to solve the following problem. Round to the nearest ten. Jaden had 33 jellybeans. Kevin had 18 jellybeans in his collection. About how many jellybeans did they have altogether?
Jaden - About 30 jellybeans Kevin - About 20 jellybeans 30 + 20 = 50 Altogether, they had about 50 jellybeans.
300
Which symbol would you use to compare the following numbers? 618 _____ 681 Read the number sentence.
618 < 681 618 is less than 681
400
Put the following place values in order from smallest to largest. tens hundred thousands thousands ones hundreds ten thousands
1. ones 2. tens 3. hundreds 4. thousands 5. ten thousands 6. hundred thousands
400
Write the following number in standard form. six hundred forty-nine thousand, eight hundred eleven
649,811
400
Round the following number to the greatest place value: 4,672
5,000
400
Use estimation to solve the following problem. Round to the nearest hundred. There were 414 fans sitting in the "Home" section of the bleachers. There were another 178 fans sitting in the "Visitors" section of the bleachers. About how many fans were sitting in the bleachers total?
About 400 fans in the "Home" section About 200 fans in the "Visitors" section 400 + 200 = 600 About 600 fans in total
400
Put the following numbers in order from least to greatest: 14,766 17,466 14,476 17,467
14,476; 14,766; 17,466; 17,467
500
What do the terms VALUE and DIGIT mean?
Value = How much is it worth? Digit = 1 number (0,1,2,3,4,5,6,7,8,9)
500
Write the following number in word form. 26,984
twenty-six thousand, nine hundred eighty-four
500
What is this number rounded to the nearest ten thousand? 234,107
230,000
500
Estimate the sum of the following problem. Round to the nearest ten. 679 + 123 _____
679 is about 680 123 is about 120 680 + 120 = 800 The sum is about 800.
500
Write the following numbers in order from greatest to least. 6,881 8,681 1,681 618 1,068
Greatest to least: 8,681 6,881 1,681 1,068 618