Name
Grade
School

Date
Questions10
Score

example

16

1+3+5+7 = 16

1

Draw the dot grid for 81 (square number) by adding consecutive odd numbers.

2

Draw the dot grid for 1 (square number) by adding consecutive odd numbers.

3

Draw the dot grid for 121 (square number) by adding consecutive odd numbers.

4

Draw the dot grid for 169 (square number) by adding consecutive odd numbers.

5

Draw the dot grid for 49 (square number) by adding consecutive odd numbers.

6

Draw the dot grid for 4 (square number) by adding consecutive odd numbers.

7

Draw the dot grid for 25 (square number) by adding consecutive odd numbers.

8

Draw the dot grid for 36 (square number) by adding consecutive odd numbers.

9

Draw the dot grid for 64 (square number) by adding consecutive odd numbers.

10

Draw the dot grid for 196 (square number) by adding consecutive odd numbers.

Answers Key

1

Draw the dot grid for 81 (square number) by adding consecutive odd numbers.

1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 = 81 = 9^{2}

2

Draw the dot grid for 1 (square number) by adding consecutive odd numbers.

1 = 1 = 1^{2}

3

Draw the dot grid for 121 (square number) by adding consecutive odd numbers.

1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 = 121 = 11^{2}

4

Draw the dot grid for 169 (square number) by adding consecutive odd numbers.

1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23 + 25 = 169 = 13^{2}

5

Draw the dot grid for 49 (square number) by adding consecutive odd numbers.

1 + 3 + 5 + 7 + 9 + 11 + 13 = 49 = 7^{2}

6

Draw the dot grid for 4 (square number) by adding consecutive odd numbers.

1 + 3 = 4 = 2^{2}

7

Draw the dot grid for 25 (square number) by adding consecutive odd numbers.

1 + 3 + 5 + 7 + 9 = 25 = 5^{2}

8

Draw the dot grid for 36 (square number) by adding consecutive odd numbers.

1 + 3 + 5 + 7 + 9 + 11 = 36 = 6^{2}

9

Draw the dot grid for 64 (square number) by adding consecutive odd numbers.

1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 = 64 = 8^{2}

10

Draw the dot grid for 196 (square number) by adding consecutive odd numbers.

1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23 + 25 + 27 = 196 = 14^{2}