ГДЗ по математике 5 класс Виленкин контрольные работы Тест 2 (сложение и вычитание). Вариант 2

Условие:

1. 42+8

2. 87+3

3. 57+4

4. 38+9

5. 19+16

6. 30-7

7. 40-8

8. 50-14

9. 30-19

10. 60-16

11. 300-8

12. 100-9

13. 12-5

14. 14-9

15. 13-7

16. 14-6

17. 27-8

18. 52-7

19. 43-18

20. 74-36

Решение:

\[\boxed{\mathbf{1.}}\]

\[42 + 8 = 50\]

\[\boxed{\mathbf{2.}}\]

\[87 + 3 = 90\]

\[\boxed{\mathbf{3.}}\]

\[57 + 4 = 61\]

\[\boxed{\mathbf{4.}}\]

\[38 + 9 = 47\]

\[\boxed{\mathbf{5.}}\]

\[19 + 16 = 35\]

\[\boxed{\mathbf{6.}}\]

\[30 - 7 = 23\]

\[\boxed{\mathbf{7.}}\]

\[40 - 8 = 32\]

\[\boxed{\mathbf{8.}}\]

\[50 - 14 = 36\]

\[\boxed{\mathbf{9.}}\]

\[30 - 19 = 11\]

\[\boxed{\mathbf{10.}}\]

\[60 - 16 = 44\]

\[\boxed{\mathbf{11.}}\]

\[300 - 8 = 292\]

\[\boxed{\mathbf{12.}}\]

\[100 - 9 = 91\]

\[\boxed{\mathbf{13.}}\]

\[12 - 5 = 7\]

\[\boxed{\mathbf{14.}}\]

\[14 - 9 = 5\]

\[\boxed{\mathbf{15.}}\]

\[13 - 7 = 6\]

\[\boxed{\mathbf{16.}}\]

\[14 - 6 = 8\]

\[\boxed{\mathbf{17.}}\]

\[27 - 8 = 19\]

\[\boxed{\mathbf{18.}}\]

\[52 - 7 = 45\]

\[\boxed{\mathbf{19.}}\]

\[43 - 18 = 25\]

\[\boxed{\mathbf{20.}}\]

\[74 - 36 = 38\]