Alright, let's solve this math problem step by step. First, we have the number 320. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 153. So, we're going to take the number 320 and add it to itself 153 times.
Step 1: 0 + 320 = 320
Step 2: 320 + 320 = 640
Step 3: 640 + 320 = 960
Step 4: 960 + 320 = 1280
Step 5: 1280 + 320 = 1600
Step 6: 1600 + 320 = 1920
Step 7: 1920 + 320 = 2240
Step 8: 2240 + 320 = 2560
Step 9: 2560 + 320 = 2880
Step 10: 2880 + 320 = 3200
Step 11: 3200 + 320 = 3520
Step 12: 3520 + 320 = 3840
Step 13: 3840 + 320 = 4160
Step 14: 4160 + 320 = 4480
Step 15: 4480 + 320 = 4800
Step 16: 4800 + 320 = 5120
Step 17: 5120 + 320 = 5440
Step 18: 5440 + 320 = 5760
Step 19: 5760 + 320 = 6080
Step 20: 6080 + 320 = 6400
Step 21: 6400 + 320 = 6720
Step 22: 6720 + 320 = 7040
Step 23: 7040 + 320 = 7360
Step 24: 7360 + 320 = 7680
Step 25: 7680 + 320 = 8000
Step 26: 8000 + 320 = 8320
Step 27: 8320 + 320 = 8640
Step 28: 8640 + 320 = 8960
Step 29: 8960 + 320 = 9280
Step 30: 9280 + 320 = 9600
Step 31: 9600 + 320 = 9920
Step 32: 9920 + 320 = 10240
Step 33: 10240 + 320 = 10560
Step 34: 10560 + 320 = 10880
Step 35: 10880 + 320 = 11200
Step 36: 11200 + 320 = 11520
Step 37: 11520 + 320 = 11840
Step 38: 11840 + 320 = 12160
Step 39: 12160 + 320 = 12480
Step 40: 12480 + 320 = 12800
Step 41: 12800 + 320 = 13120
Step 42: 13120 + 320 = 13440
Step 43: 13440 + 320 = 13760
Step 44: 13760 + 320 = 14080
Step 45: 14080 + 320 = 14400
Step 46: 14400 + 320 = 14720
Step 47: 14720 + 320 = 15040
Step 48: 15040 + 320 = 15360
Step 49: 15360 + 320 = 15680
Step 50: 15680 + 320 = 16000
Step 51: 16000 + 320 = 16320
Step 52: 16320 + 320 = 16640
Step 53: 16640 + 320 = 16960
Step 54: 16960 + 320 = 17280
Step 55: 17280 + 320 = 17600
Step 56: 17600 + 320 = 17920
Step 57: 17920 + 320 = 18240
Step 58: 18240 + 320 = 18560
Step 59: 18560 + 320 = 18880
Step 60: 18880 + 320 = 19200
Step 61: 19200 + 320 = 19520
Step 62: 19520 + 320 = 19840
Step 63: 19840 + 320 = 20160
Step 64: 20160 + 320 = 20480
Step 65: 20480 + 320 = 20800
Step 66: 20800 + 320 = 21120
Step 67: 21120 + 320 = 21440
Step 68: 21440 + 320 = 21760
Step 69: 21760 + 320 = 22080
Step 70: 22080 + 320 = 22400
Step 71: 22400 + 320 = 22720
Step 72: 22720 + 320 = 23040
Step 73: 23040 + 320 = 23360
Step 74: 23360 + 320 = 23680
Step 75: 23680 + 320 = 24000
Step 76: 24000 + 320 = 24320
Step 77: 24320 + 320 = 24640
Step 78: 24640 + 320 = 24960
Step 79: 24960 + 320 = 25280
Step 80: 25280 + 320 = 25600
Step 81: 25600 + 320 = 25920
Step 82: 25920 + 320 = 26240
Step 83: 26240 + 320 = 26560
Step 84: 26560 + 320 = 26880
Step 85: 26880 + 320 = 27200
Step 86: 27200 + 320 = 27520
Step 87: 27520 + 320 = 27840
Step 88: 27840 + 320 = 28160
Step 89: 28160 + 320 = 28480
Step 90: 28480 + 320 = 28800
Step 91: 28800 + 320 = 29120
Step 92: 29120 + 320 = 29440
Step 93: 29440 + 320 = 29760
Step 94: 29760 + 320 = 30080
Step 95: 30080 + 320 = 30400
Step 96: 30400 + 320 = 30720
Step 97: 30720 + 320 = 31040
Step 98: 31040 + 320 = 31360
Step 99: 31360 + 320 = 31680
Step 100: 31680 + 320 = 32000
Step 101: 32000 + 320 = 32320
Step 102: 32320 + 320 = 32640
Step 103: 32640 + 320 = 32960
Step 104: 32960 + 320 = 33280
Step 105: 33280 + 320 = 33600
Step 106: 33600 + 320 = 33920
Step 107: 33920 + 320 = 34240
Step 108: 34240 + 320 = 34560
Step 109: 34560 + 320 = 34880
Step 110: 34880 + 320 = 35200
Step 111: 35200 + 320 = 35520
Step 112: 35520 + 320 = 35840
Step 113: 35840 + 320 = 36160
Step 114: 36160 + 320 = 36480
Step 115: 36480 + 320 = 36800
Step 116: 36800 + 320 = 37120
Step 117: 37120 + 320 = 37440
Step 118: 37440 + 320 = 37760
Step 119: 37760 + 320 = 38080
Step 120: 38080 + 320 = 38400
Step 121: 38400 + 320 = 38720
Step 122: 38720 + 320 = 39040
Step 123: 39040 + 320 = 39360
Step 124: 39360 + 320 = 39680
Step 125: 39680 + 320 = 40000
Step 126: 40000 + 320 = 40320
Step 127: 40320 + 320 = 40640
Step 128: 40640 + 320 = 40960
Step 129: 40960 + 320 = 41280
Step 130: 41280 + 320 = 41600
Step 131: 41600 + 320 = 41920
Step 132: 41920 + 320 = 42240
Step 133: 42240 + 320 = 42560
Step 134: 42560 + 320 = 42880
Step 135: 42880 + 320 = 43200
Step 136: 43200 + 320 = 43520
Step 137: 43520 + 320 = 43840
Step 138: 43840 + 320 = 44160
Step 139: 44160 + 320 = 44480
Step 140: 44480 + 320 = 44800
Step 141: 44800 + 320 = 45120
Step 142: 45120 + 320 = 45440
Step 143: 45440 + 320 = 45760
Step 144: 45760 + 320 = 46080
Step 145: 46080 + 320 = 46400
Step 146: 46400 + 320 = 46720
Step 147: 46720 + 320 = 47040
Step 148: 47040 + 320 = 47360
Step 149: 47360 + 320 = 47680
Step 150: 47680 + 320 = 48000
Step 151: 48000 + 320 = 48320
Step 152: 48320 + 320 = 48640
Step 153: 48640 + 320 = 48960

So, 320*153 = 48960