Alright, let's solve this math problem step by step. First, we have the number 755. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 142. So, we're going to take the number 755 and add it to itself 142 times.
Step 1: 0 + 755 = 755
Step 2: 755 + 755 = 1510
Step 3: 1510 + 755 = 2265
Step 4: 2265 + 755 = 3020
Step 5: 3020 + 755 = 3775
Step 6: 3775 + 755 = 4530
Step 7: 4530 + 755 = 5285
Step 8: 5285 + 755 = 6040
Step 9: 6040 + 755 = 6795
Step 10: 6795 + 755 = 7550
Step 11: 7550 + 755 = 8305
Step 12: 8305 + 755 = 9060
Step 13: 9060 + 755 = 9815
Step 14: 9815 + 755 = 10570
Step 15: 10570 + 755 = 11325
Step 16: 11325 + 755 = 12080
Step 17: 12080 + 755 = 12835
Step 18: 12835 + 755 = 13590
Step 19: 13590 + 755 = 14345
Step 20: 14345 + 755 = 15100
Step 21: 15100 + 755 = 15855
Step 22: 15855 + 755 = 16610
Step 23: 16610 + 755 = 17365
Step 24: 17365 + 755 = 18120
Step 25: 18120 + 755 = 18875
Step 26: 18875 + 755 = 19630
Step 27: 19630 + 755 = 20385
Step 28: 20385 + 755 = 21140
Step 29: 21140 + 755 = 21895
Step 30: 21895 + 755 = 22650
Step 31: 22650 + 755 = 23405
Step 32: 23405 + 755 = 24160
Step 33: 24160 + 755 = 24915
Step 34: 24915 + 755 = 25670
Step 35: 25670 + 755 = 26425
Step 36: 26425 + 755 = 27180
Step 37: 27180 + 755 = 27935
Step 38: 27935 + 755 = 28690
Step 39: 28690 + 755 = 29445
Step 40: 29445 + 755 = 30200
Step 41: 30200 + 755 = 30955
Step 42: 30955 + 755 = 31710
Step 43: 31710 + 755 = 32465
Step 44: 32465 + 755 = 33220
Step 45: 33220 + 755 = 33975
Step 46: 33975 + 755 = 34730
Step 47: 34730 + 755 = 35485
Step 48: 35485 + 755 = 36240
Step 49: 36240 + 755 = 36995
Step 50: 36995 + 755 = 37750
Step 51: 37750 + 755 = 38505
Step 52: 38505 + 755 = 39260
Step 53: 39260 + 755 = 40015
Step 54: 40015 + 755 = 40770
Step 55: 40770 + 755 = 41525
Step 56: 41525 + 755 = 42280
Step 57: 42280 + 755 = 43035
Step 58: 43035 + 755 = 43790
Step 59: 43790 + 755 = 44545
Step 60: 44545 + 755 = 45300
Step 61: 45300 + 755 = 46055
Step 62: 46055 + 755 = 46810
Step 63: 46810 + 755 = 47565
Step 64: 47565 + 755 = 48320
Step 65: 48320 + 755 = 49075
Step 66: 49075 + 755 = 49830
Step 67: 49830 + 755 = 50585
Step 68: 50585 + 755 = 51340
Step 69: 51340 + 755 = 52095
Step 70: 52095 + 755 = 52850
Step 71: 52850 + 755 = 53605
Step 72: 53605 + 755 = 54360
Step 73: 54360 + 755 = 55115
Step 74: 55115 + 755 = 55870
Step 75: 55870 + 755 = 56625
Step 76: 56625 + 755 = 57380
Step 77: 57380 + 755 = 58135
Step 78: 58135 + 755 = 58890
Step 79: 58890 + 755 = 59645
Step 80: 59645 + 755 = 60400
Step 81: 60400 + 755 = 61155
Step 82: 61155 + 755 = 61910
Step 83: 61910 + 755 = 62665
Step 84: 62665 + 755 = 63420
Step 85: 63420 + 755 = 64175
Step 86: 64175 + 755 = 64930
Step 87: 64930 + 755 = 65685
Step 88: 65685 + 755 = 66440
Step 89: 66440 + 755 = 67195
Step 90: 67195 + 755 = 67950
Step 91: 67950 + 755 = 68705
Step 92: 68705 + 755 = 69460
Step 93: 69460 + 755 = 70215
Step 94: 70215 + 755 = 70970
Step 95: 70970 + 755 = 71725
Step 96: 71725 + 755 = 72480
Step 97: 72480 + 755 = 73235
Step 98: 73235 + 755 = 73990
Step 99: 73990 + 755 = 74745
Step 100: 74745 + 755 = 75500
Step 101: 75500 + 755 = 76255
Step 102: 76255 + 755 = 77010
Step 103: 77010 + 755 = 77765
Step 104: 77765 + 755 = 78520
Step 105: 78520 + 755 = 79275
Step 106: 79275 + 755 = 80030
Step 107: 80030 + 755 = 80785
Step 108: 80785 + 755 = 81540
Step 109: 81540 + 755 = 82295
Step 110: 82295 + 755 = 83050
Step 111: 83050 + 755 = 83805
Step 112: 83805 + 755 = 84560
Step 113: 84560 + 755 = 85315
Step 114: 85315 + 755 = 86070
Step 115: 86070 + 755 = 86825
Step 116: 86825 + 755 = 87580
Step 117: 87580 + 755 = 88335
Step 118: 88335 + 755 = 89090
Step 119: 89090 + 755 = 89845
Step 120: 89845 + 755 = 90600
Step 121: 90600 + 755 = 91355
Step 122: 91355 + 755 = 92110
Step 123: 92110 + 755 = 92865
Step 124: 92865 + 755 = 93620
Step 125: 93620 + 755 = 94375
Step 126: 94375 + 755 = 95130
Step 127: 95130 + 755 = 95885
Step 128: 95885 + 755 = 96640
Step 129: 96640 + 755 = 97395
Step 130: 97395 + 755 = 98150
Step 131: 98150 + 755 = 98905
Step 132: 98905 + 755 = 99660
Step 133: 99660 + 755 = 100415
Step 134: 100415 + 755 = 101170
Step 135: 101170 + 755 = 101925
Step 136: 101925 + 755 = 102680
Step 137: 102680 + 755 = 103435
Step 138: 103435 + 755 = 104190
Step 139: 104190 + 755 = 104945
Step 140: 104945 + 755 = 105700
Step 141: 105700 + 755 = 106455
Step 142: 106455 + 755 = 107210

So, 755*142 = 107210