Работа 15. 1. Сосчитай наиболее удобным способом: 76-28 = ? 49-21 = ? 86-47 = ? 92-19 = ? 52-26 = ? 94-19 = ? 33-14 = ? 63-17 = ? 46-19 = ?

Решим данные примеры столбиком для удобства:

* 76 - 28 = 48

```
76
-28
---
48
```
* 49 - 21 = 28

```
49
-21
---
28
```
* 86 - 47 = 39

```
86
-47
---
39
```
* 92 - 19 = 73

```
92
-19
---
73
```
* 52 - 26 = 26

```
52
-26
---
26
```
* 94 - 19 = 75

```
94
-19
---
75
```
* 33 - 14 = 19

```
33
-14
---
19
```
* 63 - 17 = 46

```
63
-17
---
46
```
* 46 - 19 = 27

```
46
-19
---
27
```

Ответы:

* 76 - 28 = 48
* 49 - 21 = 28
* 86 - 47 = 39
* 92 - 19 = 73
* 52 - 26 = 26
* 94 - 19 = 75
* 33 - 14 = 19
* 63 - 17 = 46
* 46 - 19 = 27