A number that is close to an exact value or indicates about how much is called....
What is an estimate?
100
Identify the property used to write the problem.
864.17+0=864.17
A. Associative
B. Commutative
C. Identity
D. Distributive
What is Identity?
100
Name the number in the hundredths place
4,225.317
_
What is 1?
100
Which is the best estimate?
12,640-5,821
A. 8,000
B. 7,000
C. 6,000
D. 5,000
What is B-7,000?
100
4,318.11-284.328=
What is 4,033.782?
200
The method of adding an amount to one addend and subtracting the same amount from the other addend to add mentally.
What is Compensation
200
Identify the addition property used to rewrite the problem.
16+29+4=16+4+29
A. Associative
B. Commutative
C. Identity
D. Distributive
What is Commutative?
200
Which number is in the tens place?
28.45
What is 2?
200
Which is the best estimate?
568.31+324.58
A. 800
B. 900
C. 1,000
D. 1,100
What is B-900?
200
48.2+27.015+6.958=
What is 82.173
300
Numbers in a problem that are easy to work with mentally.
What is Compatible numbers?
300
Identify the addition property used to rewrite the problem.
(12+16)+34=12+(16+34)
A. Associative
B. Commutative
C. Identity
D. Distributive
What is Associative?
300
Round 7.348 to the nearest tenth.
What is 7.3?
300
Which is the best estimate? 936+792+512
A. 2,100
B. 2,200
C. 2,300
D. 2,400
What is B-2,200?
300
The coach timed how fast his runners ran 1 mile. Lexi ran one mile in 8.34 minutes, Lizzy ran one mile in 8.73 minutes, and Chris ran one mile in 9.27 minutes. How much faster did Lexi run than Chris?
What is 0.93 minutes?
400
To change the value of a number to one that is easier to work with.
What is Round?
400
Identify the addition property used to rewrite the problem.
(52+68)+38=52+(68+38)
What is Associative?
400
Name the number in the thousandths place.
3,113.205
_
What is 5?
400
Which is the best estimate? 453+384+117
A. 800
B. 900
C. 1,000
D. 1,100
What is C-1000
400
In 2004 Ichiro Suzuki's batting average was 0.372. Derek Jeter's batting average was 0.292. What was the difference in their averages?
What is 0.08 point?
500
The way in which numbers are grouped does not change the sum.
What is Associative property?
500
Identify the addition property used to rewrite the problem.
25+12+93=12+93+25
What is Commutative?
500
Round 6.239 to the nearest tenth.
What is 6.2?
500
In the first week of April, 383 people visited the museum. In the second week, 142 people visited the museum. 654 people visited the museum in the third week. What is the best estimate of the total number of people visiting the museum during these three weeks?
What is 1,200 people?
500
Alma's dinner costs $6.49. She pays with a $10 bill. How much change does she receive?