Name:    Lesson 10: Solving Problems by Guessing and Testing

1.

The same digit is missing from each box. What is the digit? a. 1 b. 2 c. 3 d. 4

2.

The same digit is missing from each box. What is the digit? a. 1 b. 2 c. 3 d. 4

3.

The same digit is missing from each box. What is the digit? a. 6 b. 7 c. 8 d. 9

4.

The same digit is missing from each box. What is the digit? a. 4 b. 5 c. 6 d. 7

5.

Bryan is cutting a piece of wood that is 259 cm long into a shape with equal sides. The length of each side is a whole number of centimetres. How many sides does Bryan’s shape have?
 a. 9 b. 7 c. 6 d. 3

6.

How long is each side of Bryan’s shape?
 a. 36 cm b. 35 cm c. 37 cm d. 38 cm

7.

Lily is cutting a piece of wood that is 174 cm long into a shape with equal sides. The length of each side is a whole number of centimetres. How long is each side of Liy’s shape?
 a. 28 cm b. 30 cm c. 31 cm d. 29 cm

8.

How many sides does Lily’s shape have?
 a. 6 b. 5 c. 7 d. 4

9.

Adria is cutting a piece of wood that is 171 cm long into a shape with equal sides. The length of each side is a whole number of centimetres. How long is each side of Adria’s shape?
 a. 21 cm b. 18 cm c. 19 cm d. 17 cm

10.

How many sides does Adria’s shape have?
 a. 12 b. 11 c. 9 d. 14