Math Flashcards

1
Q

counting:
fill in the missing numbers
26,30,,38,42,,,

A

26,30,34,38,42,46,50,54

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2
Q

fill in the missing numbers
15,30,60,120,,,,

A

15,30,60,120,240,480,
960,1920

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3
Q

fill in the missing numbers
580,574,568,,556,,,

A

580,574,568,562,556,550,544,538

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4
Q

ordering:
put the following numbers in ascending order
937,721,9021,7610,909,907217,
72907

A

721,909,937,7610,9021,72907,
907217

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5
Q

comparing:
fill in >,< or = to make the following true
27439 _ 27049

A

27439 > 27049

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6
Q

fill in >,< or = to make the following true
60+7000+900+4+20000 _ 90+700+9000+40000+0

A

60+7000+900+4+20000 < 90+700+9000+40000+0

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7
Q

fill in >,< or = to make the following true
7x5 _ 5x7

A

7x5=5x7

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8
Q

fill in >,< or = to make the following true
19-5 _ 5-19

A

19-5 > 5-19

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9
Q

fill in >,< or = to make the following true
48-3 _ 5x9

A

48-3=5x9

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10
Q

fill in >,< or = to make the following true
4x5-9+4÷2 _ 17-7÷5

A

4x5-9+4÷2 > 17-7÷5

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11
Q

fill in >,< or = to make the following true
32÷16x(10-5) _ 81÷(13+4)+17

A

32÷16x(10-5) < 81÷(13+4)+17

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12
Q

writing numbers in words and digits:
63941=in expanded notation

A

60000+3000=900+40+1=63941

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13
Q

7000+400+30+1=in standerd form

A

7431

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14
Q

three hundred and four thousand, nine hundred and twenty-four=in digits

A

304924

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15
Q

17436=in words

A

seventeen thousand, four hundred and thirty-six

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16
Q

value vs place value:
give the value of the 4 in
7625491

A

400 or four hundred or 4H

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17
Q

give the value of the 4 in
74932

A

4000 or four thousand or 4TH

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18
Q

give the place value of the 2 in
64321

A

tens

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19
Q

give the place value of the 1 in
13469

A

tens of thousands

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20
Q

which digit is in the hundreds place?
47321

A

3

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21
Q

which digit is in the hundreds place?
173461

A

4

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22
Q

round off the following number to the nearest:
76491-10=

A

76490

23
Q

round off the following number to the nearest:
76491-100=

A

76500

24
Q

round off the following number to the nearest:
76491-1000=

A

76000

25
Q

estimating:
1000’s
4692+7421-

A

462+7421-5000+7000=12000

26
Q

estimating:
10000’s
74226+34920-

A

74226+34920-70000+30000=100000

27
Q

estimating:
10’s
1729+4972-

A

1729+4972-1730+4970=6700

28
Q

estimating:
100’s
19721+14302-

A

19721+14302-19700+14300=34000

29
Q

Solve this sum BoDMAS:
16÷8+(3+2x4)÷11=

A

16÷8+(3+2x4)÷11
=16÷8+(3+8)÷11
=16÷8+11÷11
=2+11÷11
=2+1
=3

30
Q

Write the even numbers between 96 to 116

A

96,98,100,102,104,106,108,110,112,
114,116

31
Q

Which of the following shows the odd numbers between 74 and 80?
A)74,76,78,80. B)75,79,80
C)73,75,77,79. D)75,77,79

A

D)

32
Q

Halve 174

A

87

33
Q

Double 86

A

172

34
Q

Halve 362

A

181

35
Q

Double 491

A

982

36
Q

Complete the number pattern:
6,12,24,,,_

A

6,12,24,48,96,192

37
Q

Complete the number pattern:
32,16,,4,,_

A

32,16,8,4,2,1

38
Q

17+23=

A

40

39
Q

18÷6=

A

3

40
Q

20x5=

A

100

41
Q

86x4=

A

344

42
Q

81÷9=

A

9

43
Q

82-63=

A

19

44
Q

160÷8=

A

20

45
Q

94-26=

A

68

46
Q

continue the pattern:
8,10,12,14,,,_

A

8,10,12,14,16,18,20

47
Q

continue the pattern:
36,25,14,_

A

36,25,14,3

48
Q

what are the multiples of 4
20,,,,,_

A

20,24,28,32,36,40,44

49
Q

what are the factors of 27

A

1,3,9,27

50
Q

what are the factors of 5

A

1,5

51
Q

what are the factors of 36

A

1,2,3,4,9,6,12,18,36

52
Q

what are the factors of 40

A

1,2,3,4,5,8,10,20,40

53
Q

Thx

A

Hi,