Vocabulary
The total or whole amount or the result of addition is called a _______________ .
Sum
Round to the nearest hundred.
950
1,000
Solve the following addition problem.
5,386 + 4,271 = ?
9,657
Solve the following subtraction problem.
7,241 - 5,807 = ?
1,434
Chad brought 224 cupcakes and 136 cookies to his school bake sale. After an hour, he had sold 125 of his treats. How many treats were left?
235 treats were left
_________ is the numerical worth or amount.
Value
Round to the nearest thousand.
6,495
6,000
Solve the following addition problem.
33,082 + 48,264 = ?
81,346
Solve the following subtraction problem.
12,000 - 4,694 = ?
7,306
An airplane pilot recorded 15,675 flight miles in July, and 12,968 miles in August. How many miles did he fly in total?
28,643 miles
Numbers that we add together are called _________ .
Addends
Round to the nearest ten thousand.
389,422
390,000
_____ + 32,307 = 47,563
15,256
What is the missing number in this problem?
_____ - 29,307 = 41,363
Explain how you know.
70,670
A museum had 47,305 visitors in March and 38,748 visitors in April. How many more people visited the museum in March?
8,557 vistors
________________ is to take one quantity away from another.
Difference
Round to the nearest thousand.
499,553
500,000
Sam added 21,678 and 1,076 for a sum of 22,754. Laura added the same numbers and got 22,744. Who is correct?
21,678 + 1,076 = ?
Sam is correct, and Laura is wrong because ...
Sam subtracted 31,112 - 502 and said the difference was 22,754. Laura did the same problem and said the difference was 22,744.
Who is correct?
31,112 - 502 = ?
Sam and Laura are both incorrect. The correct answer is 30,610.
The highest score for a video game was 80,046 points. Chorley scored 61,978 points. How many more points does she need to reach the highest score?
18,068 points
_______ is the value of a digit depending on its place in a number.
Place Value
Estimate. Then fine the sum.
147,026 + 106,792 = ?
200,000
A school purchased 678 black, 739 blue, and 400 red pens. How many pens did the school purchase in all?
1,817 pens
The population of Winston-Salem is 45,605. The population of Midway is 29,388. How much greater is the population of Hudson than Riverside?
16,217 people
A candy store had 50,000 jelly beans. It sold 2,462 jelly beans. How many jelly beans does the candy store have left?
47,538 jelly beans were left