Lesson Worksheet: Multiplying by 3 Mathematics • 3rd Grade

In this worksheet, we will practice modeling multiplication by 3 and reciting the times table of 3 up to 10×3.

Q1:

How many wings do 3 birds have?

Q2:

What is 3×6?

Q3:

Sophia knows the answer to 9×3.

Tell her what number to subtract from this to find the answer to 7×3.

What is 7×3?

Q4:

Fill in the blank: 3 groups of 8 equals .

Q5:

Find the number that, when multiplied by 7, results in 21.

Q6:

In multiplying by 3, each row is 3 more than the previous one.

Complete the following.

Complete the following.

Q7:

We can calculate 3×4 using the number line by making 4 jumps of 3 as shown.

Thus, 3×4=12.

Use the number line to find the result of 3×7.

Draw jumps on the number line to find the result of 3×9.

  • A
  • B
  • C
  • D

What is the result of 3×9?

Q8:

We can skip count by threes on a number chart to help us multiply by 3.

Skip counting by threes
12345678910
11121314151617181920
21222324252627282930

Use skip counting by threes to find 3×4.

Use skip counting by threes to find 3×6.

Q9:

Find the missing numbers.

2×3=.

×3=12.

6×3=.

Q10:

What are the three missing numbers in this table?

  • A9, 20, 28
  • B9, 21, 28
  • C9, 21, 30
  • D7, 21, 28

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