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Order of Operations

Use your calculator and insert the addition, subtraction, multiplication, or division into the blanks. You may also use any other mathematical symbol that might help (such as parentheses or a square root). You may use any operation or symbol more than once.

1) 1 _____ 1 _____ 1 _____ 1 = 1

2) 2 _____ 2 _____ 2 _____ 2 = 2

3) 3 _____ 3 _____ 3 _____ 3 = 3

4) 4 _____ 4 _____ 4 _____ 4 = 4

5) 5 _____ 5 _____ 5 _____ 5 = 4

6) 6 _____ 6 _____ 6 _____ 6 = 4

7) 7 _____ 7 _____ 7 _____ 7 = 3

8) 8 _____ 8 _____ 8 _____ 8 = 2

9) 9 _____ 9 _____ 9 _____ 9 = 1

Thinking Cap

Can you express the numbers 2-5 using five 10's?

10 _____ 10 _____ 10 _____ 10 = 2

10 _____ 10 _____ 10 _____ 10 = 3

10 _____ 10 _____ 10 _____ 10 = 4

10 _____ 10 _____ 10 _____ 10 = 5

For The Teacher

Answers

Possible answer. There may be several possible answers for each.
/ is division

1) (1 + 1) / (1 + 1) = 1
2) 2/2 + 2/2 = 2
3) 3 x 3 - (3 + 3) = 3
4) (4 - 4) / 4 + 4 = 4
5) (5 x 5 - 5) / 5 = 4
6) 6 - (6 + 6) / 6 = 4
7) (7 + 7 + 7) / 7 = 3
8) 8/8 + 8/8 = 2
9) 9 - 9 + 9 / 9 = 1