4
Pre-Algebra Exponents and Division Lesson 4-8 Simplify each expression. a. b. w 18 w 13 = 4 4 Simplify the exponent. = 256 Simplify. = w 5 Simplify the exponent. 4 12 4 8 4 12 4 8 = 4 12 – 8 Subtract the exponents. = w 18 – 13 w 18 w 13 Subtract the exponents. Additional Examples

Pre-Algebra Exponents and Division Lesson 4-8 Simplify each expression. a.a. b.b. w 18 w 13 = 4 4 Simplify the exponent. = 256Simplify. = w 5 Simplify

Embed Size (px)

Citation preview

Page 1: Pre-Algebra Exponents and Division Lesson 4-8 Simplify each expression. a.a. b.b. w 18 w 13 = 4 4 Simplify the exponent. = 256Simplify. = w 5 Simplify

Pre-AlgebraPre-Algebra

Exponents and DivisionExponents and Division

Lesson 4-8

Simplify each expression.

a.

b.w18

w13

= 44 Simplify the exponent.

= 256 Simplify.

= w5 Simplify the exponent.

412

48

412

48 = 412 – 8 Subtract the exponents.

= w18 – 13w18

w13 Subtract the exponents.

Additional Examples

Page 2: Pre-Algebra Exponents and Division Lesson 4-8 Simplify each expression. a.a. b.b. w 18 w 13 = 4 4 Simplify the exponent. = 256Simplify. = w 5 Simplify

Pre-AlgebraPre-Algebra

Exponents and DivisionExponents and Division

Lesson 4-8

Simplify each expression.

a. (–12)73

(–12)73

= 1

= (–12)0 Simplify.

b. 8s20

32s20

(–12)73

(–12)73 = (–12)73 – 73 Subtract the exponents.

14= • 1 Simplify s0.

14= Multiply.

832

8s20

32s20

14= Subtract the exponents. Simplify .s0

Additional Examples

Page 3: Pre-Algebra Exponents and Division Lesson 4-8 Simplify each expression. a.a. b.b. w 18 w 13 = 4 4 Simplify the exponent. = 256Simplify. = w 5 Simplify

Pre-AlgebraPre-Algebra

Exponents and DivisionExponents and Division

Lesson 4-8

Simplify each expression.

a. 612

614

b. z4

z15

= 6–2

612

614 = 612 – 14 Subtract the exponents.

= 162 Write with a positive exponent.

136= Simplify.

= z–11

z4

z15= z4 – 15 Subtract the exponents.

= 1z11

Write with a positive exponent.

Additional Examples

Page 4: Pre-Algebra Exponents and Division Lesson 4-8 Simplify each expression. a.a. b.b. w 18 w 13 = 4 4 Simplify the exponent. = 256Simplify. = w 5 Simplify

Pre-AlgebraPre-Algebra

Exponents and DivisionExponents and Division

Lesson 4-8

Write without a fraction bar.a2b3

ab15

a2b3

ab15 = a2 – 1b3 – 15   Use the rule for Dividing Powers with the Same Base.

= ab–12 Subtract the exponents.

Additional Examples