Multiplication
2 x 4 =
2 x 4 =8
How would you solve 4×3 using repeated addition?
Answer: 3+3+3+3=12
Draw an array for 3×4. How many rows and columns do you have, and what is the total number?
3 rows and 4 columns, total = 12
Ms. Senatore arranges 4 rows of chairs for the students. Each row has 6 chairs. How many chairs are there in total?
4×6=24
Mrs. Marzano is organizing her classroom and puts 7 pencils in each of her 8 bins. How many pencils does she have in total?
Answer: 7×8=56 So Mrs Marzano has 56 pencils in total.
10 x 5 =
10 x 5 = 50
If you have 5 bags with 7 marbles in each bag, how can you use repeated addition to find the total number of marbles?
Answer: 7+7+7+7+7=35 so there are 35 marbles in total
An array has 5 rows and 6 columns. Write the multiplication equation that represents the array, and solve it.
Answer: 5×6=30
There are 5 boxes of crayons. Each box contains 9 crayons. How many crayons are there in total?
5×9=45
Using the numbers 3, 4, and 12, create a fact family. What are the related division and multiplication facts?"
3×4=12
4×3=12
12÷3=4
12÷4=3
6 x 3 =
6 x 3 = 18
There are 6 rows of seats in a theater. Each row has 9 seats. How can you find the total number of seats using repeated addition?
9+9+9+9+9+9=54
Total number of seats is 54.
If you rearrange an array for 4×7 into 7×4 does the total number change? Why or why not?
Answer: The total stays the same because multiplication is commutative, 4×7=7×4=28
A farmer plants 7 rows of tomatoes. Each row has 8 tomato plants. How many tomato plants does the farmer have?
7×8=56
40 ÷ 8 =
40 ÷ 8 = 5 or 5x8=40
8 x 6 =
8 x 6 = 48
A farmer plants 5 rows of corn. Each row has 8 corn plants. How can you use repeated addition to find the total number of corn plants?
8+8+8+8+8=40
Mrs. Marzano arranges 6 desks in each row, with 4 rows in total. Write the multiplication equation to represent this array and solve it.
Answer: 6×4=24
A teacher has 6 boxes of markers. Each box contains 10 markers. How many markers does the teacher have in total?
6×10=60
Using the numbers 9, 5, and 45, create a fact family. What are the related division and multiplication facts?
9×5=45, 5×9=45 45÷9=5 45÷5=9
9 x 9 =
9 x 9 =81
Aria has 10 students. Each student has 3 pencils. How can you solve this using repeated addition?
3+3+3+3+3+3+3+3+3+3=30
Ms. Senatore creates an array with 9 rows of 8. Write the multiplication equation for this array and find the total. Draw the array.
Answer: 9×8=72
Jacob buys 8 packs of stickers. Each pack contains 7 stickers. How many stickers does he have altogether?"
8×7=56
What is the result of 9 x 11
9 x 11 = 99