Lattice Multiplication Worksheet Page 2

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Lattice Multiplication How it works page 2.
The whole chart filled in would
4
6
look like this.
2
3
5
0
0
4
2
7
2
8
What the lattice does is line up your ones, tens, hundreds, etc. So that can be added together.
4
6
You then add the diagonals. Starting with the bottom right
corner.
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3
5
0
0
The first diagonal just has a 2 so you have a 2 in the ones.
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2
7
2
8
2
4
6
1
3
2
5
The next diagonal is the tens. You add 0 + 4 + 8 and get 12.
0
0
put down the 2 and regroup to the next diagonal
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2
7
2
8
2
2
The next diagonal you ad the 1 from regrouping with the 3 + 0 + 2 and you
get 6
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6
4
6
1
2
3
1
5
2
3
0
5
0
0
0
4
2
7
4
2
7
2
8
2
8
2
2
6
2
2
2
6
Then you add the last diagonal which are the thousands and there is a 2.
Your answer is 2,622 .
KJW Publications LLC

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