Alright, let's solve this math problem step by step. First, we have the number 448. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 135. So, we're going to take the number 448 and add it to itself 135 times.
Step 1: 0 + 448 = 448
Step 2: 448 + 448 = 896
Step 3: 896 + 448 = 1344
Step 4: 1344 + 448 = 1792
Step 5: 1792 + 448 = 2240
Step 6: 2240 + 448 = 2688
Step 7: 2688 + 448 = 3136
Step 8: 3136 + 448 = 3584
Step 9: 3584 + 448 = 4032
Step 10: 4032 + 448 = 4480
Step 11: 4480 + 448 = 4928
Step 12: 4928 + 448 = 5376
Step 13: 5376 + 448 = 5824
Step 14: 5824 + 448 = 6272
Step 15: 6272 + 448 = 6720
Step 16: 6720 + 448 = 7168
Step 17: 7168 + 448 = 7616
Step 18: 7616 + 448 = 8064
Step 19: 8064 + 448 = 8512
Step 20: 8512 + 448 = 8960
Step 21: 8960 + 448 = 9408
Step 22: 9408 + 448 = 9856
Step 23: 9856 + 448 = 10304
Step 24: 10304 + 448 = 10752
Step 25: 10752 + 448 = 11200
Step 26: 11200 + 448 = 11648
Step 27: 11648 + 448 = 12096
Step 28: 12096 + 448 = 12544
Step 29: 12544 + 448 = 12992
Step 30: 12992 + 448 = 13440
Step 31: 13440 + 448 = 13888
Step 32: 13888 + 448 = 14336
Step 33: 14336 + 448 = 14784
Step 34: 14784 + 448 = 15232
Step 35: 15232 + 448 = 15680
Step 36: 15680 + 448 = 16128
Step 37: 16128 + 448 = 16576
Step 38: 16576 + 448 = 17024
Step 39: 17024 + 448 = 17472
Step 40: 17472 + 448 = 17920
Step 41: 17920 + 448 = 18368
Step 42: 18368 + 448 = 18816
Step 43: 18816 + 448 = 19264
Step 44: 19264 + 448 = 19712
Step 45: 19712 + 448 = 20160
Step 46: 20160 + 448 = 20608
Step 47: 20608 + 448 = 21056
Step 48: 21056 + 448 = 21504
Step 49: 21504 + 448 = 21952
Step 50: 21952 + 448 = 22400
Step 51: 22400 + 448 = 22848
Step 52: 22848 + 448 = 23296
Step 53: 23296 + 448 = 23744
Step 54: 23744 + 448 = 24192
Step 55: 24192 + 448 = 24640
Step 56: 24640 + 448 = 25088
Step 57: 25088 + 448 = 25536
Step 58: 25536 + 448 = 25984
Step 59: 25984 + 448 = 26432
Step 60: 26432 + 448 = 26880
Step 61: 26880 + 448 = 27328
Step 62: 27328 + 448 = 27776
Step 63: 27776 + 448 = 28224
Step 64: 28224 + 448 = 28672
Step 65: 28672 + 448 = 29120
Step 66: 29120 + 448 = 29568
Step 67: 29568 + 448 = 30016
Step 68: 30016 + 448 = 30464
Step 69: 30464 + 448 = 30912
Step 70: 30912 + 448 = 31360
Step 71: 31360 + 448 = 31808
Step 72: 31808 + 448 = 32256
Step 73: 32256 + 448 = 32704
Step 74: 32704 + 448 = 33152
Step 75: 33152 + 448 = 33600
Step 76: 33600 + 448 = 34048
Step 77: 34048 + 448 = 34496
Step 78: 34496 + 448 = 34944
Step 79: 34944 + 448 = 35392
Step 80: 35392 + 448 = 35840
Step 81: 35840 + 448 = 36288
Step 82: 36288 + 448 = 36736
Step 83: 36736 + 448 = 37184
Step 84: 37184 + 448 = 37632
Step 85: 37632 + 448 = 38080
Step 86: 38080 + 448 = 38528
Step 87: 38528 + 448 = 38976
Step 88: 38976 + 448 = 39424
Step 89: 39424 + 448 = 39872
Step 90: 39872 + 448 = 40320
Step 91: 40320 + 448 = 40768
Step 92: 40768 + 448 = 41216
Step 93: 41216 + 448 = 41664
Step 94: 41664 + 448 = 42112
Step 95: 42112 + 448 = 42560
Step 96: 42560 + 448 = 43008
Step 97: 43008 + 448 = 43456
Step 98: 43456 + 448 = 43904
Step 99: 43904 + 448 = 44352
Step 100: 44352 + 448 = 44800
Step 101: 44800 + 448 = 45248
Step 102: 45248 + 448 = 45696
Step 103: 45696 + 448 = 46144
Step 104: 46144 + 448 = 46592
Step 105: 46592 + 448 = 47040
Step 106: 47040 + 448 = 47488
Step 107: 47488 + 448 = 47936
Step 108: 47936 + 448 = 48384
Step 109: 48384 + 448 = 48832
Step 110: 48832 + 448 = 49280
Step 111: 49280 + 448 = 49728
Step 112: 49728 + 448 = 50176
Step 113: 50176 + 448 = 50624
Step 114: 50624 + 448 = 51072
Step 115: 51072 + 448 = 51520
Step 116: 51520 + 448 = 51968
Step 117: 51968 + 448 = 52416
Step 118: 52416 + 448 = 52864
Step 119: 52864 + 448 = 53312
Step 120: 53312 + 448 = 53760
Step 121: 53760 + 448 = 54208
Step 122: 54208 + 448 = 54656
Step 123: 54656 + 448 = 55104
Step 124: 55104 + 448 = 55552
Step 125: 55552 + 448 = 56000
Step 126: 56000 + 448 = 56448
Step 127: 56448 + 448 = 56896
Step 128: 56896 + 448 = 57344
Step 129: 57344 + 448 = 57792
Step 130: 57792 + 448 = 58240
Step 131: 58240 + 448 = 58688
Step 132: 58688 + 448 = 59136
Step 133: 59136 + 448 = 59584
Step 134: 59584 + 448 = 60032
Step 135: 60032 + 448 = 60480

So, 448*135 = 60480