- 13 + 5 = - 8
False
True
100 . ( - 3 - 1 ) = - 200
True
False
- 6 - 21 = 27
False
True
- 1 - 1 - 1 = - 3
False
True
4 . ( - 2 + 8 ) = 24
False
True
11 . ( -1 - 1 ) = 0
True
False
6 - 21 = - 15
False
True
8 . ( - 4 + 4 ) = 0
False
True
- 7 - 12 = - 19
False
True
( - 5 + 6 ) . ( - 6 + 5 ) = - 1
False
True
9 + ( - 4 ) = + 5
False
True
- 5 + 5 - 5 = - 10
False
True
- 6 - 2 = 8
False
True
- 3 + 18 = - 15
False
True
- 5 . ( 1 - 3 ) = 10
True
False
16 . ( - 3 + 3 ) = 16
False
True
- 41 - 0 = - 41
True
False
- 7 . ( - 8 ) = + 64
True
False
( - 3 ) - ( - 2 ) = - 1
True
False
3 . 3 . ( - 9 ) = - 81
False
True
5 . ( - 7 ) = - 30
False
True
- 2 + 2 - 2 = - 4
True
False
9 - ( - 4 ) = + 13
True
False
7 - 12 = - 6
False
True