Facts on Arrays
Vocabulary
Solve that Array
Solve that Area Model
100
Arrays have R___ and C______
Rows and Columns
100
Numbers that are multiplied to get a product
factors
100
Solve this Array, Give the equation and answer (_x_=_).
4 x 6 = 24
100
Solve this problem using an area model.
5 x 2 = ?
Show your work for extra points!
= 10
200
Do arrays need equal objects in each row and column?
Yes
200
The answer to a multiplication problem
product
200
5 x 10 =50
200
Solve the problem using an area model:
8 x 3 = ?
Show your work for extra points!
= 24
300
Use the arrays and the Commutative Property of Multiplication to complete the statements.
____ x _____ =______
____ x _____ =______
____ x _____ =______ x ________
300
A group of objects arranged into rows and columns
array
300
Solve this array using multiplication. Give the equation and answer. (_x_=_)
6 x 9 = 54
300
Divide 18 bananas into 2 equal groups. How many apples are in each group?
9
400
There are 6 boxes of candles. Each box has 4 candles. How many candles are there in all?
24
400
An operation that gives the total number of objects when you combine equal groups
Multiplication
400
Divide this array of 30 stars into 5 equal groups. How many stars are in each group? (30 / 5 = _)
6 stars are in each group
400
Solve this problem using an area model.
10 X 3 = ?
= 30
500
Peter has a 4 x 5 array of pictures. He adds 2 more rows. How many pictures doe she add?
10
500
A horizontal (left to right) arrangement of objects in an array.
row
500
Solve this array using multiplication. Give the equation and answer. (_x_=_)
8 x 15 = 120
500
For an activity, 6 students are divided into 3 groups. How many students are in each groups?
2