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Presentation transcript:

Whiteboardmaths.com © 2007 All rights reserved 5 7 2 1

Odd and Even Numbers 3 1 2 4 5 6 7 8 9 10 Even numbers are made of 2’s Odd numbers are made of 2’s with 1 left over

Shade the remaining even numbers Odd numbers Even numbers 1 2 3 4 5 6 7 8 9 10 11 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 12 13 Shade the remaining even numbers

Shade the remaining even numbers Odd numbers Even numbers 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 Shade the remaining even numbers

Shade the remaining even numbers Worksheet Odd numbers Even numbers 1 2 3 4 5 6 7 8 9 10 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 11 12 13 Worksheet Shade the remaining even numbers

Odd numbers Even numbers 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 What digits do odd numbers end in? What digits do even numbers end in? 1, 3, 5, 7, 9 2, 4, 6, 8, 0

Odd numbers Even numbers 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 587 Odd or even? 734 1003 3420 What digits do odd numbers end in? What digits do even numbers end in? 1, 3, 5, 7, 9 2, 4, 6, 8, 0

Odd numbers Even numbers 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 4238 Odd or even? 3231 5004 1239 What digits do odd numbers end in? What digits do even numbers end in? 1, 3, 5, 7, 9 2, 4, 6, 8, 0

Odd numbers Even numbers 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 4000003 Odd or even? 32314327 1234567890 456712345 What digits do odd numbers end in? What digits do even numbers end in? 1, 3, 5, 7, 9 2, 4, 6, 8, 0

Odd and Even Numbers Climb upwards one step at a time to find a route of odd numbers to the top. 1 9 6 5 8 3 Routes 7 4 5 7 6 3 5 4 9

Odd and Even Numbers Climb upwards one step at a time to find a route of odd numbers to the top. 1 9 6 5 8 3 7 4 5 7 6 3 5 4 9

Odd and Even Numbers Climb upwards one step at a time to find a route of odd numbers to the top. 7 4 9 5 7 2 7 4 3 7 6 3 5 4 9

Odd and Even Numbers Climb upwards one step at a time to find a route of odd numbers to the top. 7 4 9 5 7 2 7 4 3 7 6 3 5 4 9

Odd and Even Numbers Climb upwards one step at a time to find a route of odd numbers to the top. 15 14 19 5 9 8 17 4 13 11 16 13 18 17 19

Odd and Even Numbers Climb upwards one step at a time to find a route of odd numbers to the top. 15 14 19 5 9 8 17 4 13 11 16 13 18 17 19

Odd and Even Numbers Climb upwards one step at a time to find a route of odd numbers to the top. 17 14 19 15 11 18 17 29 24 11 16 23 18 27 19

Odd and Even Numbers Climb upwards one step at a time to find a route of odd numbers to the top. 17 14 19 15 11 18 17 29 24 11 16 23 18 27 19

Odd and Even Numbers Climb upwards one step at a time to find a route of even numbers to the top. 2 9 6 4 8 3 2 4 6 7 6 3 5 4 9

Odd and Even Numbers Climb upwards one step at a time to find a route of even numbers to the top. 2 9 6 4 8 3 2 4 6 7 6 3 5 4 9

Odd and Even Numbers Climb upwards one step at a time to find a route of even numbers to the top. 10 4 6 5 7 2 8 4 3 4 6 3 6 5 8

Odd and Even Numbers Climb upwards one step at a time to find a route of even numbers to the top. 10 4 6 5 7 2 8 4 3 4 6 3 6 5 8

Odd and Even Numbers Climb upwards one step at a time to find a route of even numbers to the top. 24 13 20 12 9 8 17 4 12 11 16 14 18 17 19

Odd and Even Numbers Climb upwards one step at a time to find a route of even numbers to the top. 24 13 20 12 9 8 17 4 12 11 16 14 18 17 19

Odd and Even Numbers Climb upwards one step at a time to find a route of even numbers to the top. 30 12 19 15 16 18 14 29 20 14 16 23 18 24 22

Odd and Even Numbers Climb upwards one step at a time to find a route of even numbers to the top. 30 12 19 15 16 18 14 29 20 14 16 23 18 24 22

Click on the odd Numbers to make them disappear. 17 4 11 5 10 2 14 19 1 of 8 15 20 8 16 9 13 12 6 Interactive

Click on the odd Numbers to make them disappear. 16 8 2 5 10 11 14 19 2 of 8 15 18 17 4 6 23 12 7

Click on the odd Numbers to make them disappear. 2 3 16 8 14 5 10 11 3 of 8 15 4 17 18 12 7 6 19

Click on the odd Numbers to make them disappear. 11 4 17 18 12 31 6 25 4 of 8 2 13 16 8 14 5 10 27

Click on the even Numbers to make them disappear. 16 5 24 22 11 17 15 12 5 of 8 14 21 7 9 10 20 13 23

Click on the even Numbers to make them disappear. 18 32 16 15 21 12 11 17 6 of 8 7 9 30 27 13 23 8 40

Click on the even Numbers to make them disappear. 34 31 7 9 28 22 13 39 7 of 8 16 3 44 50 19 17 15 20

Click on the even Numbers to make them disappear. 38 70 5 24 41 12 17 33 8 of 8 14 19 21 7 72 23 56 13

What type of number do you get if you add two odd numbers together? Odd and Even Numbers What type of number do you get if you add two odd numbers together? Odd+Odd 9 Try adding a few more pairs of odd numbers together to check that the result is always even. 5 16 7 8 3

What type of number do you get if you add two even numbers together? Odd and Even Numbers What type of number do you get if you add two even numbers together? Even + Even 8 Try adding a few more pairs of even numbers together to check that the result is always even. 4 10 18 10 6