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Level 2

中1 正負の数計算


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-5
( 4 ) + ( -9 ) =
-2
( 7 ) + ( -9 ) =
1
( 4 ) + ( -3 ) =
2
( 5 ) + ( -3 ) =
3
( 7 ) + ( -4 ) =
4
( 9 ) + ( -5 ) =
5
( 9 ) + ( -4 ) =
6
( 9 ) + ( -3 ) =
7
( 9 ) + ( -2 ) =
-12
( -9 ) + ( -3 ) =
-11
( -7 ) + ( -4 ) =
-8
( -5 ) + ( -3 ) =
12
( 11 ) - ( -1 ) =
14
( 11 ) - ( -3 ) =
15
( 14 ) - ( -1 ) =
20
( 14 ) - ( -6 ) =
21
( 13 ) - ( -8 ) =
22
( 15 ) - ( -7 ) =
23
( 19 ) - ( -4 ) =
24
( 18 ) - ( -6 ) =
31
( 26 ) - ( -5 ) =
32
( 29 ) - ( -3 ) =
33
( 28 ) - ( -5 ) =
-28
( -29 ) - ( -1 ) =
-24
( -29 ) - ( -5 ) =
-23
( -27 ) - ( -4 ) =
-21
( -23 ) - ( -2 ) =
-20
( -29 ) - ( -9 ) =
-19
( -28 ) - ( -9 ) =
-18
( -24 ) - ( -6 ) =
-17
( -24 ) - ( -7 ) =
-16
( -22 ) - ( -6 ) =
-15
( -20 ) - ( -5 ) =
-14
( -22 ) - ( -8 ) =
-13
( -20 ) - ( -7 ) =
-10
( -12 ) - ( -2 ) =
-9
( -12 ) - ( -3 ) =
-6
( -15 ) - ( -9 ) =
-4
( -11 ) - ( -7 ) =
-3
( -11 ) - ( -8 ) =
-1
( -10 ) - ( -9 ) =
-72
( 9 ) × ( -8 ) =
18
( -6 ) × ( -3 ) =
-64
( 8 ) × ( -8 ) =
-56
( 8 ) × ( -7 ) =
40
( -5 ) × ( -8 ) =
-48
( 6 ) × ( -8 ) =
45
( -5 ) × ( -9 ) =
-42
( 7 ) × ( -6 ) =
72
( -9 ) × ( -8 ) =
-35
( 7 ) × ( -5 ) =
-24
( 6 ) × ( -4 ) =
8
3 -12 + 17 =
9
4 -10 + 15 =
10
2 -14 + 22 =
11
5 -16 + 22 =
13
2 -7 + 18 =
16
5 -14 + 25 =
17
5 -14 + 26 =
19
3 -11 + 27 =
25
5 -7 + 27 =
26
5 -10 + 31 =
27
5 -15 + 37 =
28
2 -12 + 38 =
29
4 -12 + 37 =
30
40 -70 + 60 =
-70
20 -130 + 40 =
-60
50 -190 + 80 =
-50
40 -160 + 70 =
-40
20 -120 + 60 =
-30
50 -100 + 20 =
30
40 -40 + 30 =
50
30 -20 + 40 =
60
40 -40 + 60 =
70
50 -20 + 40 =
80
20 -10 + 70 =
100
30 -10 + 80 =