**Option 1**

1. Solve examples.

5 * 5 60 – (24 +3) : 3

7 * 8 10 * 2 : 5

2 * 3 30 + 9 * (14 – 7)

10 * 9 2 * 6 + 6 * 2

1 * 8 7 * 5 + 1 * 8

2. Solve the equations.

X * 3 = 12 28 – x = 18

3. Draw the first segment 9 cm long, the second segment 3 cm longer than the first, and the third segment half as long as the second.

4. Solve the problem.

There were 20 roses in the bouquet, but there were 4 times fewer tulips than roses. How many tulips are in the bouquet?

5. Solve the problem.

Nine boys participated in the school play, but the number of girls was three times more. How many boys have participated in the play?

**Option 2**

1. Solve the examples.

4 * 6 50 – (7 +3) : 10

0 * 5 20 : 4 * 1

3 * 3 30 + 9 * (15 – 14)

8 * 6 7 * 3 + 3 * 7

6 * 6 7 * 5 + 1 * 6

2. Solve the equations.

a * 3 = 21 a – 48 = 7

3. Draw the first segment 10 cm long, the second segment 3 cm shorter than the first, and the third segment twice as long as the second.

4. Solve the problem.

The first shelf had 8 cups and the second shelf had 3 times as many cups as the first shelf. How many cups were on the second shelf?

5. Solve the problem.

Five boys took part in the fairy tale and three times as many girls. How many boys took part in the fairy tale?