Powers & Exponents

Exponents and Powers Worksheet-1

1. Simplify: 2^–3

(a)                    (b) –8                 (c)                    (d)

Exponents and Powers Worksheet-2

1. Evaluate: 5⁴

(a) 20                 (b) 625               (c) 125                (d) 175

2. Identify base and exponent in the following expression : 6³

(a) Base: 6, Exponent: 6             (b) Base: 6, Exponent: 12

(c) Base: 3, Exponent: 6             (d) Base: 6, Exponent: 3

Exponents and Powers Worksheet-3

1. (1.4 × 10⁶) × (1.2 × 10³) = __?__

(a) 2.6 × 10⁹      (b) 2.6 × 10⁴     (c) 1.7 × 10⁹       (d) 1.7 × 10¹⁸

2. (4.5 × 10⁵) ÷ (1.5 × 10³) = __?__

(a) 3 × 10⁸         (b) 3 × 10²         (c) 3 × 10¹⁵        (d) 3 × 10⁴

3. (2 × 10³) (3 × 10⁴) = __?__

(a) 5 × 10⁷          (b) 6 × 10¹         (c) 6 × 10¹²              (d) 6 × 10⁷