Area Models & Arrays 2 digit by 2 digit multiplication

Front

What is the product of 14 and 21?

Back

294

Tags

CCSS.4.NBT.B.5

Front

How can you express 17 x 15 using the distributive property?

Back

(17 x 10) + (17 x 5)

Tags

CCSS.6.NS.B.4

Front

What multiplication problem corresponds to a 15 by 13 array?

Back

15 x 13

Tags

CCSS.3.OA.A.1

Front

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

Back

196

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

If Abby raked leaves 23 times and earned $15 each time, how much did she earn in total?

Back

$345

Tags

CCSS.3.OA.A.3

Front

What is the formula for finding the area of a rectangle?

Back

Area = length x width

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What does the distributive property state?

Back

a(b + c) = ab + ac

Tags

CCSS.3.OA.B.5

Front

How do you calculate the area of a rectangle using an array model?

Back

Count the total number of unit squares in the array.

Tags

CCSS.3.OA.A.1

Front

What is the significance of arrays in multiplication?

Back

Arrays visually represent multiplication as rows and columns.

Tags

CCSS.4.NBT.B.5

Front

How can you break down the multiplication of two-digit numbers using area models?

Back

Split each number into tens and ones, then multiply each part.

Tags

CCSS.4.NBT.B.5