No student devices needed. Know more
20 questions
25−30=
5
-15
-5
0
−21−22=
-43
43
-1
1
другой ответ
−31−(−62)=
-93
-31
31
93
+40−123=
83
163
-83
-163
35−(+41)=
76
6
-11
-6
−19−8=
-27
-11
11
27
24−57=
-29
33
81
-33
73−(−44)=
117
29
-29
-117
−35−69=
-104
-34
104
34
9−75=
66
-66
84
-84
−23−(−16)=
7
39
-39
-7
23−(−12)=
35
-35
11
-11
−24−(−11)=
-13
13
35
-35
243−(+215)=
-28
28
58
38
−536−(−463)=
-73
-123
73
99
−141−237=
-96
-378
378
96
123−(−145)=
-268
-22
268
22
141−151=
10
292
-10
-292
−329−(−429)=
100
-100
758
768
220−(−98)=
318
-318
122
300
Explore all questions with a free account