Comparisons
Compare 553,000 and 535,841 using <, =, or >. Construct a math argument to support your answer.
553,000 > 535,841 because the 5 in the ten thousands place in 553,000 is greater than the 3 in the ten thousands place in 535,841.
For 1,800 - 1,558, the following was written.
1,800 minus 1,500 is 300. Then you can subtract 60 more and get 240. But, you should have only subtracted 58 more, so add 2 back to the difference to get 242. Which mental math strategy was used?
𝖠 Breaking Apart
𝖡 Compensation
𝖢 Counting On
𝖣 Commutative Property
𝖡 Compensation
Find the difference. 706 - 259
447
Write 57,604 using number names.
fifty-seven thousand, six hundred four.
Which place value do you use to compare 437,812 and 432,729?
hundreds or thousands place
Four friends want to book a three night trail ride on horses. The guided trip costs $962 per person, plus $247 per person for the meal plan. Estimate the total cost of the trip. Explain.
$247 is close to $250.
$250 X 4 = $1,000 (meal plan)
$962 is close to $960.
$960 X 4 = $3,840.
Find the sum. 131,413 + 178,654 + 216,749
526,816
Kim wrote 57,604 in expanded form. Which number is NOT one of the numbers that Kim wrote?
A. 50,000
B. 5,000
C. 60
D. 7,000
B. 5,000
C. 60
Which of the following compares 437,812 and 432,729 correctly?
A. 437,812 > 432,729
B. 437,812 < 432,729
A. 437,812 > 432,729
What is the difference of 66,485 and 37,831?
28,654
How many zeros will be in the product of 5 × 600? Explain.
5 X 6 = 30.
600 has 2 zeroes.
the product will have 3 zeroes.
Write three numbers that round to 38,000 when rounded to the nearest thousand.
example:
37,935
38,234
38,001
Lucas baked 18 dozen chocolate chip cookies and 15 dozen peanut butter cookies. About how many cookies did Lucas bake?
18 X 12 = 216
15 X 12 = 180
216 + 180 = 396
round...
Select all of the expressions that have a value of 368.
- 23 × 16
- 23 × 18
- (16 × 20) + (16 × 3)
- (18 × 20) + (18 × 3)
- 16 + 20 + 20 + 20 + 20
- 23 X 26
- (16 × 20) + (16 × 3)
In which number is the value of the underlined digit ten times as great as the value of the bold digit?
𝖠 564,208
𝖡 368,411
𝖢 175,192
𝖣 113,741
𝖡 368,411
The product of two factors is 6,300. If one of the factors is 9, what is the other factor? Explain.
9 X 7 = 63, but need two zeroes so must be 700 X 9
Each year, Rochelle bakes pies to donate to a shelter. Throughout the year, she baked 22 pumpkin pies, 35 apple pies, and 17 blueberry pies. Each pie was cut into 10 equal slices. How many slices of pie did Rochelle donate to the shelter?
740 slices of pie