Equations
Solve using an equation.
40 x 6 =
What is 240
How many rows and columns are needed to make an array for a 6 x 4?
What is 6 rows and 4 columns or 4 rows and 6 columns?
What is 26 x 5 in an area model?
20 x 5 = 100
6 x 5 = 30
130
The teacher has 36 sheets of stamps. Each sheet has 25 stamps. How many stamps does the teacher have in total?
30 x 20 + 30 x 5 + 6 x 20 + 6 x 5
600 + 150 + 120 + 30
900
Use an area model to solve 23 x 4
92
Solve using an equation.
70 x 7 =
What is 490?
How many rows and columns are needed to make an array for an 8 x 7?
What is 8 rows and 7 columns or 7 rows and 8 columns?
What is 35 x 45 in an area model?
(30 + 5) x (40 + 5)
30 x 40 + 40 x 5 + 30 x 5 + 5 x 5
1200 + 200 + 150 + 25
1575
Mary buys 42 packs of markers. Each pack has 16 markers. How many markers does Mary buy in all?
42 x 16
40 x 10 + 2 x 10 + 40 x 6 + 2 x 6
400 + 20 + 240 + 12
672
360x48
17,280
Solve using an equation.
30 x 20 =
What is 600?
How many rows and columns are needed to make an array for a 4 x 8?
What is 4 rows and 8 columns or 8 rows and 4 columns?
What is 53 x 22 in an area model?
(50 + 3) x (20 + 2)
50 x 20 + 3 x 20 + 50 x 2 + 3 x 2
1000 + 60 + 100 + 6
1166
There are 47 pages in a book and 18 books. How many pages are there in all?
846 pages in all
1254 x 7
8778
72 x 3
216
How many rows and columns are needed to make an array for a 5 x 8?
What is 5 rows and 8 columns or 8 rows and 5 columns?
What is 62 x 14 in an area model?
60 x 10 + 2 x 10 + 60 x 4 + 4 x 2
600 + 20 + 240 + 8
868
A class collects 32 bags of recyclables with 24 items in each bag. How many items are collected?
768 items
Which strategy would you use to solve 35 x 42? Then solve it.
1470
18 x 25 is the same as (10 x 25) + (8 x 25)
True or False?
True
How many rows and columns are needed to make an array for a 4 x 4?
What is 4 rows and 4 columns?
What is 18 x 12 in an area model?
10 x 10 + 8 x 10 + 2 x 10 + 8 x 2
100 + 80 + 20 + 16
216
A square garden has 27 plants in each row and 27 rows. How many plants are in the garden?
729 plants
Jenna has 36 sticker sheets. Each sheet had 25 stickers. How many stickers does Jenna have in total? Use an area model to solve
900 stickers