1

2

3

4

5

32 ∙ 39 = 1248

3,2 ∙ 390 =

6

7

8

9

10

11

21 ∙ 13 + 21 ∙ 17 = .

𝑎𝑥 = 𝑏

12

13

14

15

1

6< <

2

6,

1

5< <

1

4, 0,19 < <

1

5 .

204435 ÷ 885 = 231 2044,35 ÷ 88,5

16