1) What is 10^3? a) 1000 b) 100 c) 10 d) 10000 2) Express 0.00056 in standard form. a) 5.6 x 10^-4 b) 5.6 x 10^4 c) 56 x 10^-4 d) 0.56 x 10^-3 3) What is 2^4? a) 16 b) 8 c) 32 d) 4 4) Express 3,200,000 in standard form. a) 3.2 x 10^6 b) 32 x 10^5 c) 3.2 x 10^5 d) 320 x 10^4 5) What is 5^2? a) 25 b) 10 c) 15 d) 20 6) Express 7.89 x 10^3 as a number. a) 7890 b) 789 c) 78900 d) 78.9 7) What is 10^-2? a) 0.01 b) 0.1 c) 10 d) 1 8) Express 0.0045 in standard form. a) 4.5 x 10^-3 b) 45 x 10^-4 c) 0.45 x 10^-2 d) 4.5 x 10^3 9) What is 3^3? a) 27 b) 9 c) 18 d) 81 10) Express 9,000,000 in standard form. a) 9 x 10^6 b) 90 x 10^5 c) 9 x 10^5 d) 900 x 10^4 11) What is 4^2? a) 16 b) 8 c) 12 d) 20 12) Express 1.23 x 10^4 as a number. a) 12300 b) 1230 c) 123000 d) 12.3 13) What is 6^2? a) 36 b) 12 c) 18 d) 24 14) Express 0.00089 in standard form. a) 8.9 x 10^-4 b) 89 x 10^-5 c) 0.89 x 10^-3 d) 8.9 x 10^3 15) What is 8^2? a) 64 b) 16 c) 32 d) 48 16) Express 5,000,000 in standard form. a) 5 x 10^6 b) 50 x 10^5 c) 5 x 10^5 d) 500 x 10^4 17) What is 7^2? a) 49 b) 14 c) 21 d) 28 18) Express 2.5 x 10^5 as a number. a) 250000 b) 25000 c) 2500000 d) 2500 19) What is 9^2? a) 81 b) 18 c) 27 d) 36 20) Express 0.007 in standard form. a) 7 x 10^-3 b) 70 x 10^-4 c) 0.7 x 10^-2 d) 7 x 10^3

Exponents standard form grade 8

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