Alright, let's solve this math problem step by step. First, we have the number 2. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 138. So, we're going to take the number 2 and add it to itself 138 times.
Step 1: 0 + 2 = 2
Step 2: 2 + 2 = 4
Step 3: 4 + 2 = 6
Step 4: 6 + 2 = 8
Step 5: 8 + 2 = 10
Step 6: 10 + 2 = 12
Step 7: 12 + 2 = 14
Step 8: 14 + 2 = 16
Step 9: 16 + 2 = 18
Step 10: 18 + 2 = 20
Step 11: 20 + 2 = 22
Step 12: 22 + 2 = 24
Step 13: 24 + 2 = 26
Step 14: 26 + 2 = 28
Step 15: 28 + 2 = 30
Step 16: 30 + 2 = 32
Step 17: 32 + 2 = 34
Step 18: 34 + 2 = 36
Step 19: 36 + 2 = 38
Step 20: 38 + 2 = 40
Step 21: 40 + 2 = 42
Step 22: 42 + 2 = 44
Step 23: 44 + 2 = 46
Step 24: 46 + 2 = 48
Step 25: 48 + 2 = 50
Step 26: 50 + 2 = 52
Step 27: 52 + 2 = 54
Step 28: 54 + 2 = 56
Step 29: 56 + 2 = 58
Step 30: 58 + 2 = 60
Step 31: 60 + 2 = 62
Step 32: 62 + 2 = 64
Step 33: 64 + 2 = 66
Step 34: 66 + 2 = 68
Step 35: 68 + 2 = 70
Step 36: 70 + 2 = 72
Step 37: 72 + 2 = 74
Step 38: 74 + 2 = 76
Step 39: 76 + 2 = 78
Step 40: 78 + 2 = 80
Step 41: 80 + 2 = 82
Step 42: 82 + 2 = 84
Step 43: 84 + 2 = 86
Step 44: 86 + 2 = 88
Step 45: 88 + 2 = 90
Step 46: 90 + 2 = 92
Step 47: 92 + 2 = 94
Step 48: 94 + 2 = 96
Step 49: 96 + 2 = 98
Step 50: 98 + 2 = 100
Step 51: 100 + 2 = 102
Step 52: 102 + 2 = 104
Step 53: 104 + 2 = 106
Step 54: 106 + 2 = 108
Step 55: 108 + 2 = 110
Step 56: 110 + 2 = 112
Step 57: 112 + 2 = 114
Step 58: 114 + 2 = 116
Step 59: 116 + 2 = 118
Step 60: 118 + 2 = 120
Step 61: 120 + 2 = 122
Step 62: 122 + 2 = 124
Step 63: 124 + 2 = 126
Step 64: 126 + 2 = 128
Step 65: 128 + 2 = 130
Step 66: 130 + 2 = 132
Step 67: 132 + 2 = 134
Step 68: 134 + 2 = 136
Step 69: 136 + 2 = 138
Step 70: 138 + 2 = 140
Step 71: 140 + 2 = 142
Step 72: 142 + 2 = 144
Step 73: 144 + 2 = 146
Step 74: 146 + 2 = 148
Step 75: 148 + 2 = 150
Step 76: 150 + 2 = 152
Step 77: 152 + 2 = 154
Step 78: 154 + 2 = 156
Step 79: 156 + 2 = 158
Step 80: 158 + 2 = 160
Step 81: 160 + 2 = 162
Step 82: 162 + 2 = 164
Step 83: 164 + 2 = 166
Step 84: 166 + 2 = 168
Step 85: 168 + 2 = 170
Step 86: 170 + 2 = 172
Step 87: 172 + 2 = 174
Step 88: 174 + 2 = 176
Step 89: 176 + 2 = 178
Step 90: 178 + 2 = 180
Step 91: 180 + 2 = 182
Step 92: 182 + 2 = 184
Step 93: 184 + 2 = 186
Step 94: 186 + 2 = 188
Step 95: 188 + 2 = 190
Step 96: 190 + 2 = 192
Step 97: 192 + 2 = 194
Step 98: 194 + 2 = 196
Step 99: 196 + 2 = 198
Step 100: 198 + 2 = 200
Step 101: 200 + 2 = 202
Step 102: 202 + 2 = 204
Step 103: 204 + 2 = 206
Step 104: 206 + 2 = 208
Step 105: 208 + 2 = 210
Step 106: 210 + 2 = 212
Step 107: 212 + 2 = 214
Step 108: 214 + 2 = 216
Step 109: 216 + 2 = 218
Step 110: 218 + 2 = 220
Step 111: 220 + 2 = 222
Step 112: 222 + 2 = 224
Step 113: 224 + 2 = 226
Step 114: 226 + 2 = 228
Step 115: 228 + 2 = 230
Step 116: 230 + 2 = 232
Step 117: 232 + 2 = 234
Step 118: 234 + 2 = 236
Step 119: 236 + 2 = 238
Step 120: 238 + 2 = 240
Step 121: 240 + 2 = 242
Step 122: 242 + 2 = 244
Step 123: 244 + 2 = 246
Step 124: 246 + 2 = 248
Step 125: 248 + 2 = 250
Step 126: 250 + 2 = 252
Step 127: 252 + 2 = 254
Step 128: 254 + 2 = 256
Step 129: 256 + 2 = 258
Step 130: 258 + 2 = 260
Step 131: 260 + 2 = 262
Step 132: 262 + 2 = 264
Step 133: 264 + 2 = 266
Step 134: 266 + 2 = 268
Step 135: 268 + 2 = 270
Step 136: 270 + 2 = 272
Step 137: 272 + 2 = 274
Step 138: 274 + 2 = 276

So, 2*138 = 276