Arrays
This array has 4 rows with 3 squares in each row. What multiplication equation matches the array?
What is 4 × 3 = 12?
What repeated addition equation matches 3 × 4?
What is 4 + 4 + 4 = 12?
Solve using the Add-a-Group Strategy:
If 5 × 6 = 30, then 6 × 6 = ?
What is 36?
There are 6 bags. Each bag has 1 apple. How many apples are there?
What is 20 apples?
An array has 5 rows and 4 columns. How many objects are in the array?
What is 20?
What multiplication equation matches:
5 + 5 + 5 + 5
What is 4 × 5 = 20?
A student solves 4 × 8 by finding 4 × 4 = 16 first.
What should they do next?
What is double 16 to get 32?
A garden has 4 rows of flowers. There are 7 flowers in each row.
How many flowers are there altogether?
What is 28 flowers?
Create a multiplication equation for an array with 7 rows and 6 columns.
What is 7 × 6 = 42?
A number line shows 4 jumps of 6. What multiplication equation does it represent?
What is 4 × 6 = 24?
Use decomposition:
6 × 8 = (6 × 5) + (6 × ___)
What is 3?
A notebook costs $9. A graphic novel costs 3 times as much.
How much does the graphic novel cost?
What is $27?
A student says an array has 3 rows and 8 columns. Another student writes 8 × 3.
Are they both correct?
What is Yes, because 3 × 8 and 8 × 3 have the same product.
Write a repeated addition equation for 8 × 7.
What is:
7 + 7 + 7 + 7 + 7 + 7 + 7 + 7 = 56?
Which facts could help solve 6 × 8?
A. 6 × 1 and 6 × 7
B. 6 × 4 and 6 × 4
C. 2 × 8 and 4 × 8
What is all three?
Mrs. Garrett has 7 boxes of markers. Each box has 7 markers. She finds 5 more loose markers in her desk.
How many markers does she have altogether?
What is 54?