OLD WAY -
56
x 39
---------
504
1680
------------
2184
Yes, I had to carry the 5 from 9x6 and the 1 from 3x8 and then add, but it's really a pretty simple operation, right?
And now for the lattice method
5 6
| | 1 5 | 1 8 |
1 | 1 | 4 5 | 5 4 |
2 | 1 | 8 | 4 |
3
9
WTF???? I need to regroup myself after all that.
iam confused.
ReplyDeleteHave you ever had a teenager working a cash register, and after they have put in that you gave then $20, and the total is 17.35 and and then you say wait I have the .35 cents? from sherry
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