Page 79 - TB_6B
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Activity 3 Rational Number Operations
Follow the order of operations for rational numbers.
Order of operations
1. Perform operations in parentheses.
2. Clear exponents.
3. Multiply or divide from left to right.
4. Add or subtract from left to right.
1 . Evaluate each expression.
a. · 2 4 ‚ 15 b. 2 22 2 1
3 5 3 2
= 2 15
15
=2
c. 2 1 1 2 5 1 3 d. 4 1 22 ·3 1 1 ‚
3 3 9 4 2 4
e. 42 1 ·1 1 1 ‚ f. 52 5 2 1 32
8 2 9 3
68
Follow the order of operations for rational numbers.
Order of operations
1. Perform operations in parentheses.
2. Clear exponents.
3. Multiply or divide from left to right.
4. Add or subtract from left to right.
1 . Evaluate each expression.
a. · 2 4 ‚ 15 b. 2 22 2 1
3 5 3 2
= 2 15
15
=2
c. 2 1 1 2 5 1 3 d. 4 1 22 ·3 1 1 ‚
3 3 9 4 2 4
e. 42 1 ·1 1 1 ‚ f. 52 5 2 1 32
8 2 9 3
68
