Order of Operations with Powers
Solve the following with counters
1. 32 + 22 2. 32 ­ 22
3. 32 ­ 5
4. 32 + 5
5. (3 + 2)2
1
Brackets
Exponents
Division
Multiplication
Addition
Subtraction
2
Evaluate
a) [2 x (­3)3 ­6]2
b) (122 + 50) ÷ (­5)2
c) (44 ­ 32) x 3
3
In downtown victoria there are 7 pink houses. Every pink house has seven pink rooms, every pink room has seven cats and every cat has seven kittens.
a) how many pink rooms are there?
b) how many pink kittens are there?
c) write an expression using powers to determine the sum of the total number of houses, rooms cats and kittens.
4
Page 66
6­8, 10­12, 15, 16ace, 17­21, 24
5