Question

65 * a = 650
19 * x = 3800
506 * b = 2530
8 * m = 4000
Напишите так
4 * x = 16
x=16:4
x=4
-------------
4*4=16
16=16

Answer 1

Ответ:

1.

$65 \times a = 650$

$a = 650 \div 65$

$a \: = 10$

____________

65•10=650

2.

$19 \times x = 3800$

$x = 3800 \div 19$

$x = 200$

____________

19•200=3800

3.

506•b=2530

b=2530:506

b= 5

____________

506•5=2530

4.

$8 \times m = 4000$

$m = 4000 \div 8$

$m = 500$

____________

8•500=4000