Sure thing! We've got 2 and we're gonna multiply it by 200. That's the same as adding 2 to itself 200 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
Step 139: 276 + 2 = 278
Step 140: 278 + 2 = 280
Step 141: 280 + 2 = 282
Step 142: 282 + 2 = 284
Step 143: 284 + 2 = 286
Step 144: 286 + 2 = 288
Step 145: 288 + 2 = 290
Step 146: 290 + 2 = 292
Step 147: 292 + 2 = 294
Step 148: 294 + 2 = 296
Step 149: 296 + 2 = 298
Step 150: 298 + 2 = 300
Step 151: 300 + 2 = 302
Step 152: 302 + 2 = 304
Step 153: 304 + 2 = 306
Step 154: 306 + 2 = 308
Step 155: 308 + 2 = 310
Step 156: 310 + 2 = 312
Step 157: 312 + 2 = 314
Step 158: 314 + 2 = 316
Step 159: 316 + 2 = 318
Step 160: 318 + 2 = 320
Step 161: 320 + 2 = 322
Step 162: 322 + 2 = 324
Step 163: 324 + 2 = 326
Step 164: 326 + 2 = 328
Step 165: 328 + 2 = 330
Step 166: 330 + 2 = 332
Step 167: 332 + 2 = 334
Step 168: 334 + 2 = 336
Step 169: 336 + 2 = 338
Step 170: 338 + 2 = 340
Step 171: 340 + 2 = 342
Step 172: 342 + 2 = 344
Step 173: 344 + 2 = 346
Step 174: 346 + 2 = 348
Step 175: 348 + 2 = 350
Step 176: 350 + 2 = 352
Step 177: 352 + 2 = 354
Step 178: 354 + 2 = 356
Step 179: 356 + 2 = 358
Step 180: 358 + 2 = 360
Step 181: 360 + 2 = 362
Step 182: 362 + 2 = 364
Step 183: 364 + 2 = 366
Step 184: 366 + 2 = 368
Step 185: 368 + 2 = 370
Step 186: 370 + 2 = 372
Step 187: 372 + 2 = 374
Step 188: 374 + 2 = 376
Step 189: 376 + 2 = 378
Step 190: 378 + 2 = 380
Step 191: 380 + 2 = 382
Step 192: 382 + 2 = 384
Step 193: 384 + 2 = 386
Step 194: 386 + 2 = 388
Step 195: 388 + 2 = 390
Step 196: 390 + 2 = 392
Step 197: 392 + 2 = 394
Step 198: 394 + 2 = 396
Step 199: 396 + 2 = 398
Step 200: 398 + 2 = 400

So, 2*200 = 400