Lattice method

Multiple Choice

Which of the following is a benefit of using lattice multiplication?

• It helps organize carrying during multiplication.

• It requires memorizing multiplication tables up to 12x12.

• It makes division problems easier.

• It eliminates the need for basic multiplication facts.

Multiple Choice

Which step in the multiplication box method involves adding numbers along the diagonal slides?

• Set Up

• Multiply

• Slide

• Place Numbers

Multiple Choice

In the box method for multiplying 42 × 6, which numbers are placed above the columns and which number is placed on the right side?

• 4 and 2 above, 6 on the right

• 6 above, 4 and 2 on the right

• 42 above, 6 on the right

• 2 above, 4 and 6 on the right

Multiple Select

Select all the correct statements about how numbers are placed in the triangles of the box when multiplying a digit by 6 using the box method.

• Tens go in the top triangle

• Ones go in the bottom triangle

• Ones go in the top triangle

• Tens go in the bottom triangle

Fill in the Blanks

When multiplying 4 × 6 using the box method, what number goes in the bottom triangle?

Multiple Choice

What is the result of adding the numbers inside the middle diagonal strip in the final step of the box method for multiplying 74 × 35?

• 2

• 5

• 7

• 9

Fill in the Blanks

In the lattice method, the answer to 42 x 6 is

Multiple Select

Which of the following steps are essential when finding the answer using the lattice method for multiplication?

• Reading the answer from the top-left and going around the corner

• Adding the outside numbers to the total

• Multiplying each digit and placing the results in the boxes

• Ignoring the original problem numbers on the outside

Multiple Choice

When using the lattice method for multiplication, why is it important not to add the outside numbers when calculating the final answer?

• Because the outside numbers are only used to set up the problem, not for calculation.

• Because the outside numbers are always zero.

• Because the outside numbers represent the answer.

• Because the outside numbers are used for addition, not multiplication.

Fill in the Blanks

Lattice multiplication is a

-based way to multiply numbers.