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Addition
Subtraction
Rounding
Vocabulary
Word Problems
100
15+12=
What is 27
100
21-17=
What is 4
100
598 rounded to the nearest hundred
What is 600
100
Estimate
What is to round
100
Jackson has 75 more hockey cards than Douglas. Douglas has 135 hockey cards. How many does Jackson have?
What is 210
200
79+40=
What is 119
200
81-29=
What is 52
200
61 rounded to the nearest ten
What is 60
200
Sum
What is the answer to an addition problem.
200
Marcy spent $265 at the mall. She bought a coat for $99 and spent the rest on a dress. How much did the dress cost?
What is $166
300
29+___=94
What is 65
300
106-47=
What is 59
300
2,618 rounded to the nearest thousand
What is 3,000
300
Difference
What is the answer to a subtraction problem.
300
Josh bought cereal for $2.73. He paid with a five dollar bill. How much change did he receive?
What is $2.27
400
3,851+492=
What is 4,343
400
984-256=
What is 698
400
12,043 rounded to the nearest thousand
What is 12,000
400
Addend
What is the numbers you are adding together.
400
An airplane travels at 865 miles per hour. What is the speed rounded to the nearest hundred miles per hour?
What is 900
500
91+14+7+3=
What is 115
500
7420-5785=
What is 1635
500
43,159 rounded to the nearest thousand
What is 43,000
500
Decimal
What is a number that's smaller than 0.
500
Lisa estimated that 26,976 plus 43,158 is about 80,000. Is she correct?
What is no, it is about 70,000.