Answer :
Alright, let's solve these arithmetic expressions one by one step-by-step.
### Group 1
1. [tex]\(-65 - 84 = -149\)[/tex]
2. [tex]\(-86 - 50 = -136\)[/tex]
### Group 2
1. [tex]\(-85 - 31 = -116\)[/tex]
2. [tex]\(-76 + (-95) = -171\)[/tex]
### Group 3
1. [tex]\(-78 - 97 = -175\)[/tex]
2. [tex]\(-85 - 84 = -169\)[/tex]
### Group 4
1. [tex]\(-90 - 69 = -159\)[/tex]
### Group 5
1. [tex]\(-97 - (-77) = -97 + 77 = -20\)[/tex]
2. [tex]\(-91 - 96 = -187\)[/tex]
3. [tex]\(85 + 40 = 125\)[/tex]
### Group 6
1. [tex]\(91 + (-76) = 91 - 76 = 15\)[/tex]
2. [tex]\(-86 + 84 = -2\)[/tex]
3. [tex]\(75 + 75 = 150\)[/tex]
### Group 7
1. [tex]\(79 + 97 = 176\)[/tex]
2. [tex]\(-88 + (-70) = -88 - 70 = -158\)[/tex]
3. [tex]\(-59 - (-4) = -59 + 4 = -55\)[/tex]
### Group 8
1. [tex]\(73 - (-89) = 73 + 89 = 162\)[/tex]
2. [tex]\(87 + (-71) = 87 - 71 = 16\)[/tex]
### Group 9
1. [tex]\(-95 + (-99) = -95 - 99 = -194\)[/tex]
2. [tex]\(-77 + 96 = 19\)[/tex]
3. [tex]\(-97 + 85 = -12\)[/tex]
### Group 10
1. [tex]\(-85 - 76 = -161\)[/tex]
2. [tex]\(-32 - (-78) = -32 + 78 = 46\)[/tex]
3. [tex]\(-97 + (-15) = -97 - 15 = -112\)[/tex]
### Group 11
1. [tex]\(22 - (-96) = 22 + 96 = 118\)[/tex]
2. [tex]\(-89 + 82 = -7\)[/tex]
3. [tex]\(88 + (-99) = 88 - 99 = -11\)[/tex]
### Group 12
1. [tex]\(80 + (-82) = 80 - 82 = -2\)[/tex]
2. [tex]\(-80 + 72 = -8\)[/tex]
3. [tex]\(-76 + (-75) = -76 - 75 = -151\)[/tex]
### Group 13
1. [tex]\(-78 + 91 = 13\)[/tex]
2. [tex]\(-86 - 33 = -119\)[/tex]
3. [tex]\(-98 + 83 = -15\)[/tex]
### Group 14
1. [tex]\(76 - (-94) = 76 + 94 = 170\)[/tex]
2. [tex]\(93 - (-81) = 93 + 81 = 174\)[/tex]
3. [tex]\(99 - (-88) = 99 + 88 = 187\)[/tex]
### Group 15
1. [tex]\(82 - (-85) = 82 + 85 = 167\)[/tex]
2. [tex]\(75 - (-29) = 75 + 29 = 104\)[/tex]
3. [tex]\(89 + 79 = 168\)[/tex]
### Group 16
1. [tex]\(92 - (-91) = 92 + 91 = 183\)[/tex]
2. [tex]\(93 + 84 = 177\)[/tex]
3. [tex]\(52 + (-73) = 52 - 73 = -21\)[/tex]
### Group 17
1. [tex]\(89 + 78 = 167\)[/tex]
2. [tex]\(97 - 77 = 20\)[/tex]
3. [tex]\(37 + (-88) = 37 - 88 = -51\)[/tex]
### Group 18
1. [tex]\(-85 - (-91) = -85 + 91 = 6\)[/tex]
2. [tex]\(-94 - 96 = -190\)[/tex]
3. [tex]\(92 - (-70) = 92 + 70 = 162\)[/tex]
### Group 19
1. [tex]\(-78 - (-95) = -78 + 95 = 17\)[/tex]
2. [tex]\(-92 + 16 = -76\)[/tex]
3. [tex]\(-72 - 70 = -142\)[/tex]
### Group 20
1. [tex]\(78 - 94 = -16\)[/tex]
2. [tex]\(-38 - 29 = -67\)[/tex]
3. [tex]\(-93 + (-94) = -93 - 94 = -187\)[/tex]
### Group 21
1. [tex]\(-88 + 93 = 5\)[/tex]
2. [tex]\(-82 - 77 = -159\)[/tex]
3. [tex]\(87 + 1 = 88\)[/tex]
### Group 22
1. [tex]\(-68 + (-81) = -68 - 81 = -149\)[/tex]
2. [tex]\(95 + (-49) = 95 - 49 = 46\)[/tex]
3. [tex]\(95 - (-77) = 95 + 77 = 172\)[/tex]
### Group 23
1. [tex]\(54 - 99 = -45\)[/tex]
2. [tex]\(73 - 71 = 2\)[/tex]
3. [tex]\(-76 + 90 = 14\)[/tex]
### Group 24
1. [tex]\(79 - (-74) = 79 + 74 = 153\)[/tex]
2. [tex]\(95 + 91 = 186\)[/tex]
3. [tex]\(-76 + 8 = -68\)[/tex]
### Group 25
1. [tex]\(-79 + 81 = 2\)[/tex]
2. [tex]\(-98 + (-93) = -98 - 93 = -191\)[/tex]
3. [tex]\(85 + 78 = 163\)[/tex]
### Group 26
1. [tex]\(72 - 98 = -26\)[/tex]
2. [tex]\(94 - (-90) = 94 + 90 = 184\)[/tex]
3. [tex]\(-86 - (-92) = -86 + 92 = 6\)[/tex]
### Group 27
1. [tex]\(-87 + (-78) = -87 - 78 = -165\)[/tex]
2. [tex]\(92 - 80 = 12\)[/tex]
3. [tex]\(73 - (-84) = 73 + 84 = 157\)[/tex]
### Group 28
1. [tex]\(-73 + (-89) = -73 - 89 = -162\)[/tex]
2. [tex]\(71 - (-92) = 71 + 92 = 163\)[/tex]
3. [tex]\(-80 - 1 = -81\)[/tex]
The calculations and arrangement yield the following completed table:
```markdown
1. -149
2. -136
1. -116
2. -171
1. -175
2. -169
1. -159
1. -20
2. -187
3. 125
1. 15
2. -2
3. 150
1. 176
2. -158
3. -55
2. 162
3. 16
1. -194
2. 19
3. -12
1. -161
2. 46
3. -112
1. 118
2. -7
3. -11
1. -2
2. -8
3. -151
1. 13
2. -119
3. -15
1. 170
2. 174
3. 187
1. 167
2. 104
3. 168
1. 183
2. 177
3. -21
1. 167
2. 20
3. -51
1. 6
2. -190
3. 162
1. 17
2. -76
3. -142
1. -16
2. -67
3. -187
1. 5
2. -159
3. 88
1. -149
2. 46
3. 172
1. -45
2. 2
3. 14
1. 153
2. 186
3. -68
1. 2
2. -191
3. 163
1. -26
2. 184
3. 6
1. -165
2. 12
3. 157
1. -162
2. 163
3. -81
```
### Group 1
1. [tex]\(-65 - 84 = -149\)[/tex]
2. [tex]\(-86 - 50 = -136\)[/tex]
### Group 2
1. [tex]\(-85 - 31 = -116\)[/tex]
2. [tex]\(-76 + (-95) = -171\)[/tex]
### Group 3
1. [tex]\(-78 - 97 = -175\)[/tex]
2. [tex]\(-85 - 84 = -169\)[/tex]
### Group 4
1. [tex]\(-90 - 69 = -159\)[/tex]
### Group 5
1. [tex]\(-97 - (-77) = -97 + 77 = -20\)[/tex]
2. [tex]\(-91 - 96 = -187\)[/tex]
3. [tex]\(85 + 40 = 125\)[/tex]
### Group 6
1. [tex]\(91 + (-76) = 91 - 76 = 15\)[/tex]
2. [tex]\(-86 + 84 = -2\)[/tex]
3. [tex]\(75 + 75 = 150\)[/tex]
### Group 7
1. [tex]\(79 + 97 = 176\)[/tex]
2. [tex]\(-88 + (-70) = -88 - 70 = -158\)[/tex]
3. [tex]\(-59 - (-4) = -59 + 4 = -55\)[/tex]
### Group 8
1. [tex]\(73 - (-89) = 73 + 89 = 162\)[/tex]
2. [tex]\(87 + (-71) = 87 - 71 = 16\)[/tex]
### Group 9
1. [tex]\(-95 + (-99) = -95 - 99 = -194\)[/tex]
2. [tex]\(-77 + 96 = 19\)[/tex]
3. [tex]\(-97 + 85 = -12\)[/tex]
### Group 10
1. [tex]\(-85 - 76 = -161\)[/tex]
2. [tex]\(-32 - (-78) = -32 + 78 = 46\)[/tex]
3. [tex]\(-97 + (-15) = -97 - 15 = -112\)[/tex]
### Group 11
1. [tex]\(22 - (-96) = 22 + 96 = 118\)[/tex]
2. [tex]\(-89 + 82 = -7\)[/tex]
3. [tex]\(88 + (-99) = 88 - 99 = -11\)[/tex]
### Group 12
1. [tex]\(80 + (-82) = 80 - 82 = -2\)[/tex]
2. [tex]\(-80 + 72 = -8\)[/tex]
3. [tex]\(-76 + (-75) = -76 - 75 = -151\)[/tex]
### Group 13
1. [tex]\(-78 + 91 = 13\)[/tex]
2. [tex]\(-86 - 33 = -119\)[/tex]
3. [tex]\(-98 + 83 = -15\)[/tex]
### Group 14
1. [tex]\(76 - (-94) = 76 + 94 = 170\)[/tex]
2. [tex]\(93 - (-81) = 93 + 81 = 174\)[/tex]
3. [tex]\(99 - (-88) = 99 + 88 = 187\)[/tex]
### Group 15
1. [tex]\(82 - (-85) = 82 + 85 = 167\)[/tex]
2. [tex]\(75 - (-29) = 75 + 29 = 104\)[/tex]
3. [tex]\(89 + 79 = 168\)[/tex]
### Group 16
1. [tex]\(92 - (-91) = 92 + 91 = 183\)[/tex]
2. [tex]\(93 + 84 = 177\)[/tex]
3. [tex]\(52 + (-73) = 52 - 73 = -21\)[/tex]
### Group 17
1. [tex]\(89 + 78 = 167\)[/tex]
2. [tex]\(97 - 77 = 20\)[/tex]
3. [tex]\(37 + (-88) = 37 - 88 = -51\)[/tex]
### Group 18
1. [tex]\(-85 - (-91) = -85 + 91 = 6\)[/tex]
2. [tex]\(-94 - 96 = -190\)[/tex]
3. [tex]\(92 - (-70) = 92 + 70 = 162\)[/tex]
### Group 19
1. [tex]\(-78 - (-95) = -78 + 95 = 17\)[/tex]
2. [tex]\(-92 + 16 = -76\)[/tex]
3. [tex]\(-72 - 70 = -142\)[/tex]
### Group 20
1. [tex]\(78 - 94 = -16\)[/tex]
2. [tex]\(-38 - 29 = -67\)[/tex]
3. [tex]\(-93 + (-94) = -93 - 94 = -187\)[/tex]
### Group 21
1. [tex]\(-88 + 93 = 5\)[/tex]
2. [tex]\(-82 - 77 = -159\)[/tex]
3. [tex]\(87 + 1 = 88\)[/tex]
### Group 22
1. [tex]\(-68 + (-81) = -68 - 81 = -149\)[/tex]
2. [tex]\(95 + (-49) = 95 - 49 = 46\)[/tex]
3. [tex]\(95 - (-77) = 95 + 77 = 172\)[/tex]
### Group 23
1. [tex]\(54 - 99 = -45\)[/tex]
2. [tex]\(73 - 71 = 2\)[/tex]
3. [tex]\(-76 + 90 = 14\)[/tex]
### Group 24
1. [tex]\(79 - (-74) = 79 + 74 = 153\)[/tex]
2. [tex]\(95 + 91 = 186\)[/tex]
3. [tex]\(-76 + 8 = -68\)[/tex]
### Group 25
1. [tex]\(-79 + 81 = 2\)[/tex]
2. [tex]\(-98 + (-93) = -98 - 93 = -191\)[/tex]
3. [tex]\(85 + 78 = 163\)[/tex]
### Group 26
1. [tex]\(72 - 98 = -26\)[/tex]
2. [tex]\(94 - (-90) = 94 + 90 = 184\)[/tex]
3. [tex]\(-86 - (-92) = -86 + 92 = 6\)[/tex]
### Group 27
1. [tex]\(-87 + (-78) = -87 - 78 = -165\)[/tex]
2. [tex]\(92 - 80 = 12\)[/tex]
3. [tex]\(73 - (-84) = 73 + 84 = 157\)[/tex]
### Group 28
1. [tex]\(-73 + (-89) = -73 - 89 = -162\)[/tex]
2. [tex]\(71 - (-92) = 71 + 92 = 163\)[/tex]
3. [tex]\(-80 - 1 = -81\)[/tex]
The calculations and arrangement yield the following completed table:
```markdown
1. -149
2. -136
1. -116
2. -171
1. -175
2. -169
1. -159
1. -20
2. -187
3. 125
1. 15
2. -2
3. 150
1. 176
2. -158
3. -55
2. 162
3. 16
1. -194
2. 19
3. -12
1. -161
2. 46
3. -112
1. 118
2. -7
3. -11
1. -2
2. -8
3. -151
1. 13
2. -119
3. -15
1. 170
2. 174
3. 187
1. 167
2. 104
3. 168
1. 183
2. 177
3. -21
1. 167
2. 20
3. -51
1. 6
2. -190
3. 162
1. 17
2. -76
3. -142
1. -16
2. -67
3. -187
1. 5
2. -159
3. 88
1. -149
2. 46
3. 172
1. -45
2. 2
3. 14
1. 153
2. 186
3. -68
1. 2
2. -191
3. 163
1. -26
2. 184
3. 6
1. -165
2. 12
3. 157
1. -162
2. 163
3. -81
```
