Repeated Addition
Multiplication
Array to Sentence
Sentence to Array
Definitions
100
Write the multiplication expression as repeated addition, and solve. 2X2=
2+2=4
100
Convert the repeated addition into a multiplication sentence, and solve. 3+3=
3X2=6
100
Draw the array, convert the array to a multiplication sentence, and solve. 3 rows and 3 objects in a row.
3X3=9
100
Convert the multiplication sentence to an array, and solve. 2X4=
2 rows of 4=8
100
What is a product?
The answer to a multiplication problem.
200
Write the multiplication expression as repeated addition, and solve. 3X3=
3+3+3=9
200
Convert the repeated addition into a multiplication sentence, and solve. 4+4+4=
4X3=12
200
Draw the array, convert the array to a multiplication sentence, and solve. 2 rows and 4 objects in a row.
2X4=8
200
Convert the multiplication sentence to an array, and solve. 3X5=
3 rows of 5 =15
200
What is multiplication?
Repeated addition.
300
Write the multiplication expression as repeated addition, and solve. 4X5=
5+5+5+5=20 or 4+4+4+4+4=20
300
Convert the repeated addition into a multiplication sentence, and solve. 5+5+5+5+5=
5X5=25
300
Draw the array, convert the array to a multiplication sentence, and solve. 3 rows and 6 objects in a row.
3X6=18
300
Convert the multiplication sentence to an array, and solve. 4X6=
4 rows of 6 =24
300
What is a factor?
One of the numbers being multiplied together in a multiplication problem.
400
Write the multiplication expression as repeated addition, and solve. 5X6=
5+5+5+5+5+5=30 or 6+6+6+6+6=30
400
Convert the repeated addition into a multiplication sentence, and solve. 6+6+6+6+6+6+6=
6X7=42
400
Draw the array, convert the array to a multiplication sentence, and solve. 6 rows and 5 objects in a row.
6X5=30
400
Convert the multiplication sentence to an array, and solve. 6X5=
6 rows of 5 =30
400
What is the commutative property of multiplication?
The factors can be in any order, and you will always find the same product.
500
Write the multiplication expression as repeated addition, and solve. 7X8=
7+7+7+7+7+7+7+7=56 or 8+8+8+8+8+8+8=56
500
Convert the repeated addition into a multiplication sentence, and solve. 7+7+7+7+7=
7X5=35
500
Draw the array, convert the array to a multiplication sentence, and solve. 4 rows and 7 objects in a row.
4X7=
500
Convert the multiplication sentence to an array, and solve. 7X7=
7 rows of 7 =49
500
When looking at an array, how do you know which factor is which in the multiplication sentence?
The number of rows determine the first factor. The number in each row determines the second factor.
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