Show:
Exponents
Estimation
Order of Operations
Number Patterns
Properties
100
5^2
What is 5 x 5 = 25
100
123 + 459 = round to the hundreds
What is 100 + 500 = 600
100
31 - 15 x 2
What is 15 x 2 = 30 31- 30 = 1
100
12, 24, 36, 48 , ___ , ___
What is add 12 60, 72
100
11+ 13 + 9 + 27
What is 11 + 9 = 20 13+ 27= 40 40+20= 60
200
2^4
What is 2 x 2 x 2 x 2 = 16
200
670 - 345 = round to the hundreds
What is 700 - 300 = 400
200
9 + 27 / 3
What is 27 / 3 = 9 9+9 = 18
200
105, 90, 75, 60, 45, ___ ,___
What is subtract 15 30, 15
200
55 + 16 + 5 + 34
What is 55 + 5 = 60 16 + 34 = 50 60+50=110
300
4^3
What is 4 x 4 x 4 = 64
300
4,679 + 7, 021 = round to the thousands
What is 5,000 + 7,000 = 12,000
300
3^2 + 10 - 2
What is 3^2 = 3 x 3 = 9 9+10= 19 19-2= 17
300
2, 9, 7, 14, ____, ____
What is add 7 subtract 2 12, 19
300
5 x 14 x 4
What is 5 x 4 = 20 20 x 14 = 280
400
6^3
What is 6 x 6 x 6 = 216
400
6,472 - 2,430 = round to the hundreds
What is 6,500 - 2,400 = 4,100
400
5^3 - 25 + 16
What is 5^3 = 5 x 5 x 5= 125 125 - 25= 100 100+16=116
400
7, 28, 24, 45, ___, ___
What is add 21 subtract 4 41, 62
400
8 x 41
What is 8 x (40 + 1) 8x40=320 8x1=8 320+8 = 328
500
9^3
What is 9 x 9 x 9 = 729
500
15,567 + 43,957 = round to the ten thousands
What is 20,000 + 40,000 = 60,000
500
6^2 - 12 / 3 + (15 -7) =
What is (15-7)= 8 6^2 = 6 x 6 = 36 12/3 = 4 4+8 =12 36 - 12 = 24
500
80, 8, 40, 4, ___, 2, 10, ____
What is divide by 10 multiply by 5 20, 1
500
6 x 74
What is 6x (70x4) 6x70=420 6x4=24 420+24= 444