Unformatted text preview: plays. Remember, you must always write
the ' Ã— 10 ' part when you are asked to give an answer in standard form. Exercises
1. Calculate:
(a) (b) 8 Ã— 10 3 (c) 4.2 Ã— 10 2 (d) 3 Ã· 1000 (e) 6 Ã· 10 2 (f) 3.2 Ã· 10 3 (g) 2. 6.21 Ã— 1000 6 Ã— 10 âˆ’ 3 (h) 9.2 Ã— 10 âˆ’ 1 (i) 3.6 Ã— 10 âˆ’ 2 Write each of the following numbers in standard form:
(a) (b) 8000 (c) 9 000 000 (d) 62 000 (e) 840 000 (f) 12 000 000 000 (g) 3. 200 61 800 000 000 (h) 3 240 000 Convert each of the following numbers from standard form to the normal
decimal notation:
(a) (b) 3.6 Ã— 10 4 (c) 8.2 Ã— 10 3 (d) 3.1 Ã— 10 2 (e) 1.6 Ã— 10 4 (f) 1.72 Ã— 10 5 (g) 4. 3 Ã— 10 4 6.83 Ã— 10 4 (h) 1.25 Ã— 10 6 (i) 9.17 Ã— 10 3 Write each of the following numbers in standard form:
(a) 0.0004 (b) 0.008 (c) 0.142 (d) 0.0032 (e) 0.00199 (f) 0.000000062 (g) 0.0000097 (h) 0.00000000000021 52 MEP Y9 Practice Book A 5. Convert the following numbers from standard form to the normal decimal
format:
(a) (b) 7 Ã— 10 âˆ’ 1 (c) 1.8 Ã— 10 âˆ’ 3 (d) 4 Ã— 10 âˆ’ 3 (e) 6.2 Ã— 10 âˆ’ 3 (f) 9.81 Ã— 10 âˆ’ 4 (g) 6. 6 Ã— 10 âˆ’ 2 6.67 Ã— 10 âˆ’ 1 (h) 3.86 Ã— 10 âˆ’ 5 (i) 9.27 Ã— 10 âˆ’ 7 Without using a calculator, determine:
(a) (b) (2 Ã— 10 ) Ã— (3 Ã— 10 ) (c) (6 Ã— 10 ) Ã— (8 Ã— 10 ) (d) (3 Ã— 10 ) Ã— (7 Ã— 10 ) (e) 7. (4 Ã— 10 ) Ã— (2 Ã— 10 )
(6.1 Ã— 10 ) Ã— (2 Ã— 10 ) (f) (3.2 Ã— 10 ) Ã— (4 Ã— 10 ) 4 5 âˆ’9 4 âˆ’5 6 6 5 âˆ’8 âˆ’4 âˆ’5 âˆ’9 Without using a calculator, determine:
(a) (b) (8 Ã— 10 ) Ã· (2 Ã— 10 ) (c) (6 Ã— 10 ) Ã· (2 Ã— 10 ) (d) (6 Ã— 10 ) Ã· (3 Ã— 10 ) (e) 8. (9 Ã— 10 ) Ã· (3 Ã— 10 )
(4.8 Ã— 10 ) Ã· (1.2 Ã— 10 ) (f) (3.6 Ã— 10 ) Ã· (9 Ã— 10 ) 7 4 âˆ’2 âˆ’3 12 3 âˆ’2 5 âˆ’6 4 8 3 Without a calculator, determine the following, giving your answers in both
normal and standard form::
(a) (b) (6 Ã— 10 ) + (9 Ã— 10 ) (c) 6 Ã— 10 5 âˆ’ 1 Ã— 10 4 (d) 8 Ã— 10 âˆ’ 2 + 9 Ã— 10 âˆ’ 3 (e) 9. (6 Ã— 10 ) + (3 Ã— 10 )
6 Ã— 10 âˆ’ 4 + 8 Ã— 10 âˆ’ 3 (f) 6 Ã— 10 âˆ’ 4 âˆ’ 3 Ã— 10 âˆ’ 5 5 6 2 3 Use a calculator to determine:
(a) (3.4 Ã...
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 Fall '13
 Zeeshan
 Following, The Missing, Decimal, 7Eleven, Ruger 10/22

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