Introduction to Multiplication — Answer Key
Part A: Multiple Choice
Circle the best answer for each question.
1. Which shows 3 x 4?
A) 3 + 4
B) 4 + 4 + 4
C) 3 + 3 + 3 + 3
D) 4 + 4 + 4 + 4
3 x 4 means 3 groups of 4, which is 4 + 4 + 4.
2. What is 5 x 2?
A) 7
B) 8
C) 10
D) 12
5 x 2 means 5 groups of 2, which is 2 + 2 + 2 + 2 + 2 = 10.
3. Which number sentence matches 6 groups of 3?
A) 6 + 3
B) 3 x 3
C) 6 x 3
D) 6 - 3
6 groups of 3 is written as 6 x 3 in a multiplication sentence.
4. How many dots are in an array with 2 rows and 7 columns?
A) 9
B) 12
C) 14
D) 16
2 rows of 7 means 2 x 7 = 7 + 7 = 14.
Part B: Fill in the Blank
Write the correct answer on each line.
1. 4 x 5 equals 20.
4 x 5 means 4 groups of 5, which is 5 + 5 + 5 + 5 = 20.
2. 3 groups of 6 equals 18.
3 groups of 6 means 6 + 6 + 6 = 18.
3. 2 x 9 equals 18.
2 x 9 means 2 groups of 9, which is 9 + 9 = 18.
4. 5 groups of 5 equals 25.
5 groups of 5 means 5 + 5 + 5 + 5 + 5 = 25.
5. 1 x 10 equals 10.
1 x 10 means 1 group of 10, which is just 10.