Unit 1 - Calculations 1 Flashcards

1
Q

Put these numbers in ascending order:

0.3, 3.03, 3.3, 0.03, 3, 0.33, 1.3

A

0.03, 0.3, 0.33, 1.3, 3, 3.03, 3.3

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2
Q

Put these numbers in ascending order:

7.83, 7.08, 7.3, 7.38, 7, 7.8, 7.03

A

7, 7.03, 7.08, 7.3, 7.38, 7.8, 7.83

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3
Q

Round these numbers to the nearest 10:

59

743

3048

24,598

A

60

740

3050

24,600

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4
Q

Round these numbers to the nearest 100:

59

743

3048

24,598

A

100

700

3000

24,600

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5
Q

Round these numbers to the nearest 1000:

59

743

3048

24,598

A

0

1000

3000

25,000

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6
Q

Round these numbers to 1 decimal place:

  1. 114
  2. 259
  3. 007
  4. 099293
A
  1. 1
  2. 3
  3. 0
  4. 1
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7
Q

Round these numbers to 2 decimal places:

  1. 114
  2. 259
  3. 007
  4. 099293
A
  1. 11
  2. 26
  3. 01
  4. 10
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8
Q

Round these numbers to 1 significant figure:

2488

13.77

121,450

0.00453

A

2000

10

100,000

0.005

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9
Q

Round these numbers to 2 significant figures:

45.29

13,562

  1. 0566
  2. 004027
A

45

14,000

  1. 057
  2. 0040
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10
Q

13.06 x 100 = ?

A

1,306

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11
Q

0.0619 x 1000 = ?

A

61.9

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12
Q

0.00045 x 100 = ?

A

0.045

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13
Q

208.5 / 100 = ?

(the symbol / means divide)

A

2.085

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14
Q

247.31 / 1000 = ?

(the symbol / means divide)

A

0.24731

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15
Q

45.13 / 1000 = ?

(the symbol / means divide)

A

0.04513

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16
Q

0.607 / 10 = ?

(the symbol / means divide)

A

0.0607

17
Q

8 - -14 = ?

A

22

18
Q

-3 - 7 = ?

A

-10

19
Q

-3 - -7 = ?

A

4

20
Q

3 - 7 = ?

A

-4

21
Q

-3 x -7 = ?

A

21

22
Q

3 x -7 = ?

A

-21

23
Q

144 / -12 = ?

/ means divide

A

-12

24
Q

-144 / -12 = ?

/ means divide

A

12

25
Q

3 + 5 x 2 - 7 = ?

A

6

26
Q

(3 + 4)2 = ?

A

49

27
Q

3 x 6 - 4 x 2 = ?

A

10

28
Q

4 + 52 x 2 = ?

A

54

29
Q

20/2 - 32 = ?

A

1