Write the expanded form for the number.
47,329
47,329
40,000 + 7,000 + 300 + 20 + 9
12,395 + 14,609 =
27,004
6,572 - 239 =
6,333
Estimate the sum.
1,219 + 4,620 =
6,000
The table shows the number of hot dogs that were sold over the weekend. What was the total number sold?
Hot Dogs Sold
Friday 3,825
Saturday 1,297
Sunday 4,175
9,297
What is the value of the 2?
38,290, 396
200,000
or
two hundred thousand
12,395 + 13,829 =
26,224
Fill in the missing digits.
10,146 - 6,452 = _,6_4
3,694
Estimate the difference.
8,352- 3,421 =
5,000
There are 332,054 people in a city. 168,278 are under the age of eighteen. How many people are eighteen or older?
163, 776 people are 18 or older.
Write the symbol that completes the comparison.
45,938 45,398
45,938 > 45,398
True or False
69,844 + 1,014 = 70,452
False
True or False
67,407 - 38,227 = 29,180
True
Round to the nearest hundreds. Then estimate the sum.
1,906 + 4,287 =
6,200
Nadia's pedometer recorded 43,498 steps in one week. Her goal is 88,942 steps. How many more steps does Nadia need to read her goal?
45,444 more steps
Write two numbers that round to 45,000.
Answers will vary.
8, 7 2 3 + 2,849 + 6,419 =
2, 8 4 9
+ 6, 4 1 9
8,723 + 2,849 + 6,419 =
17,991
Subtract. Then use addition to check your work.
24,421 - 15,029 =
9, 3 9 2
15,029 + 9,392 = 24,421
Estimate the sum.
652,198 + 49,753 =
700,000
A park district holds a fundraiser over 4 weekends in which teams swim laps. The goal was 40,000 laps. Over three weekends the teams swam 8,597 laps, 11,065 laps, and 9,211 laps. How many laps do they need to swim the fourth weekend to reach their goal?
11,127 laps
Which number has one digit that represents ten times the value of the digit to its right?
375,682
209,945
203,186209,945
209,945
12,769 + 16,065 = ____ + 15,402
13,432
8,000 - 6,280 =
1,720
Estimate the sum.
3,825 + 1,297 + 4,175 =
9,000
Joe and Sara recorded the number of birds they saw in the park over two summers. How many more total birds did they see this year compared to last year?
YEAR FINCHES PIGEONS
Last Year 1,219 4,620
This Year. 1,906 4,287