2 digit by 2 digit multiplication Review

Front

What is the area of a square with side length 14?

Back

196 (Area = side x side = 14 x 14)

Front

What is a partial product in multiplication?

Back

A partial product is the result of multiplying a single digit of one factor by the entire other factor.

Front

What is the value of 4 in the context of multiplication?

Back

4 can represent a factor in multiplication problems, such as in 4 x 5.

Front

What are the partial products for 23 x 47?

Back

800 + 140 + 120 + 21 (from breaking down 23 and 47 into tens and ones)

Front

How do you find the area of a rectangle?

Back

Area = length x width.

Front

What does the term 'multiplicand' mean?

Back

The multiplicand is the number that is being multiplied.

Front

What does the term 'multiplier' mean?

Back

The multiplier is the number by which the multiplicand is multiplied.

Front

What is the product of 20 and 4?

Back

80 (20 x 4 = 80)

Front

How do you calculate the area of a rectangle with dimensions 20 and 4?

Back

Area = 20 x 4 = 80.

Front

What is the first step in using the area model for multiplication?

Back

Break down each number into tens and ones.