Estimation
Rounding
Exponents
Order of Operations
Properties of mental math
100
Round to the nearest ten thousands then estimate. 12,345+62,167
What is 10,000+60,000=70,000
100
Round 352 to the nearest tens place.
What is 350
100
Write 4x4x4 in exponential form.
What is 4 to the third power
100
Solve using the order of operations 2+1(2+3)-6
What is 2+1x5-6 2+5-6 7-6 1
100
Name that property! 8+2=2+8
What is Commutative property
200
Estimate to the nearest thousands place then subtract. 4,983-2,447.
What is 5,000-2,000=3,000
200
Round 3,878 to the nearest hundreds place.
What is 3,900.
200
Solve 5 squared.
What is 25
200
Solve using the order of operations 3+15-12
What is 18-12 6
200
Name that property! 2x(6+3)= (2x6)+3
What is Associative property
300
Round to the nearest ten thousands then add. 13,235+41,139
What is 10,000+40,000=50,000
300
Round 32,971 to the nearest ten thousands place.
What is 30,000
300
Solve the exponent 6 cubed
What is 216
300
Solve using the order of operations 2(3-1)+18
What is 2x2+18 4+18 22
300
Name that property! 12+0=12
What is Identity property
400
Round to the nearest thousand then add 5,723-1,393.
6,000-1,000= 5,000
400
Round 518,764 to the nearest thousands place
What is 519,000
400
what is 2x2x2x2x2
What is two to the fifth power
400
Solve using the order of operations 2+10x5
What is 52
400
Name that Property! 2(9+3)= (2x9)+2x3)=24
What is Distributive property
500
Chelsea is planning a basketball banquet for the 9 teams in central cambria. Each team has 20 members. Estimate how many chairs she will need to buy if all the members attend.
What is 200 Chairs
500
Round 9,847,627 to the nearest millions place
What is 10,000,000
500
Solve 4x4x4x4
What is 256
500
Solve using the order of operations 30+50-20
What is 60
500
Solve this problem using the distributive property 5(2x6)
What is (5x2)+(5x6)=40
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