Partial Products

Front

What is the partial products method in multiplication?

Back

The partial products method involves breaking down each digit of a number into its place value, multiplying each part separately, and then adding the results together.

Tags

CCSS.4.NBT.B.5

Front

When multiplying a 2-digit number by a 1-digit number, what should you do?

Back

Multiply the value of both digits in the 2-digit number by the one-digit number, then add both sums.

Tags

CCSS.4.NBT.B.5

Front

What is the first step in using the box method for multiplication?

Back

Draw a box and divide it into sections based on the digits of the numbers being multiplied.

Tags

CCSS.4.NBT.B.5

Front

Calculate 45 x 9 using the box method.

Back

405

Tags

CCSS.4.NBT.B.5

Front

Calculate 78 x 6 using partial products.

Back

468

Tags

CCSS.5.NBT.B.5

Front

Calculate 87 x 4 using partial products.

Back

348

Tags

CCSS.5.NBT.B.5

Front

What does the term 'partial product' mean?

Back

A partial product is the result of multiplying a single digit of one number by the entire other number in a multiplication problem.

Tags

CCSS.4.NBT.B.5

Front

How do you find the partial products of 99 x 9?

Back

Break down 99 into 90 and 9, then calculate (90 x 9) + (9 x 9) = 810 + 81 = 891.

Tags

CCSS.4.NBT.B.5

Front

What is the value of 99 x 9?

Back

891

Tags

CCSS.4.NBT.B.5

Front

What is the box method used for?

Back

The box method is used for visualizing multiplication by breaking numbers into parts and organizing the calculations.

Tags

CCSS.4.NBT.B.5