1) What is (3 x 10^4) + (2 x 10^4)? a) 5 x 10^4 b) 6 x 10^4 c) 5 x 10^3 d) 5 x 10^5 2) Calculate (7 x 10^3) - (4 x 10^3). a) 3 x 10^3 b) 3 x 10^4 c) 11 x 10^3 d) 3 x 10^2 3) Find the result of (5 x 10^5) + (3 x 10^4). a) 5.3 x 10^5 b) 8 x 10^5 c) 53 x 10^4 d) 5.3 x 10^4 4) What is (6 x 10^2) - (2 x 10^2)? a) 4 x 10^2 b) 8 x 10^2 c) 4 x 10^3 d) 4 x 10^1 5) Calculate (9 x 10^-3) + (1 x 10^-3). a) 10 x 10^-3 b) 1 x 10^-2 c) 9 x 10^-2 d) 10 x 10^-2 6) Find the result of (2 x 10^-4) - (1 x 10^-4). a) 1 x 10^-4 b) 3 x 10^-4 c) 1 x 10^-3 d) 2 x 10^-5 7) Multiply (3 x 10^2) by (2 x 10^3). a) 6 x 10^5 b) 5 x 10^5 c) 6 x 10^6 d) 6 x 10^4 8) What is (4 x 10^-2) x (5 x 10^-3)? a) 20 x 10^-5 b) 9 x 10^-5 c) 20 x 10^-6 d) 2 x 10^-4 9) Calculate (7 x 10^4) x (3 x 10^-2). a) 21 x 10^2 b) 21 x 10^3 c) 21 x 10^1 d) 21 x 10^5 10) Divide (8 x 10^5) by (4 x 10^2). a) 2 x 10^3 b) 2 x 10^2 c) 4 x 10^3 d) 2 x 10^4 11) What is (6 x 10^-3) ÷ (3 x 10^-1)? a) 2 x 10^-2 b) 2 x 10^-1 c) 2 x 10^-4 d) 3 x 10^-2 12) Calculate (5 x 10^6) ÷ (5 x 10^2). a) 1 x 10^4 b) 1 x 10^3 c) 10 x 10^3 d) 5 x 10^4

Year 7 Standard Form Operations Quiz

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