Sure thing! We've got 699 and we're gonna multiply it by 45. That's the same as adding 699 to itself 45 times.
Step 1: 0 + 699 = 699
Step 2: 699 + 699 = 1398
Step 3: 1398 + 699 = 2097
Step 4: 2097 + 699 = 2796
Step 5: 2796 + 699 = 3495
Step 6: 3495 + 699 = 4194
Step 7: 4194 + 699 = 4893
Step 8: 4893 + 699 = 5592
Step 9: 5592 + 699 = 6291
Step 10: 6291 + 699 = 6990
Step 11: 6990 + 699 = 7689
Step 12: 7689 + 699 = 8388
Step 13: 8388 + 699 = 9087
Step 14: 9087 + 699 = 9786
Step 15: 9786 + 699 = 10485
Step 16: 10485 + 699 = 11184
Step 17: 11184 + 699 = 11883
Step 18: 11883 + 699 = 12582
Step 19: 12582 + 699 = 13281
Step 20: 13281 + 699 = 13980
Step 21: 13980 + 699 = 14679
Step 22: 14679 + 699 = 15378
Step 23: 15378 + 699 = 16077
Step 24: 16077 + 699 = 16776
Step 25: 16776 + 699 = 17475
Step 26: 17475 + 699 = 18174
Step 27: 18174 + 699 = 18873
Step 28: 18873 + 699 = 19572
Step 29: 19572 + 699 = 20271
Step 30: 20271 + 699 = 20970
Step 31: 20970 + 699 = 21669
Step 32: 21669 + 699 = 22368
Step 33: 22368 + 699 = 23067
Step 34: 23067 + 699 = 23766
Step 35: 23766 + 699 = 24465
Step 36: 24465 + 699 = 25164
Step 37: 25164 + 699 = 25863
Step 38: 25863 + 699 = 26562
Step 39: 26562 + 699 = 27261
Step 40: 27261 + 699 = 27960
Step 41: 27960 + 699 = 28659
Step 42: 28659 + 699 = 29358
Step 43: 29358 + 699 = 30057
Step 44: 30057 + 699 = 30756
Step 45: 30756 + 699 = 31455

So, 699*45 = 31455