Free Multiplication Review Worksheet - 4th Grade Math

Complete worksheet with 30 exercises and solutions for mastering multiplication by 1-digit numbers.

Multiplication Review Worksheet - Problems 1-15

Basic Multiplication Facts

Solve each problem and show your work.

1.
7 × 4 =
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Answer: 28
2.
6 × 8 =
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Answer: 48
3.
9 × 3 =
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Answer: 27
4.
5 × 7 =
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Answer: 35
5.
8 × 6 =
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Answer: 48
6.
4 × 9 =
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Answer: 36
7.
3 × 7 =
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Answer: 21
8.
2 × 8 =
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Answer: 16
9.
9 × 5 =
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Answer: 45
10.
6 × 4 =
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Answer: 24
11.
8 × 3 =
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Answer: 24
12.
7 × 6 =
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Answer: 42
13.
5 × 9 =
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Answer: 45
14.
4 × 7 =
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Answer: 28
15.
9 × 2 =
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Answer: 18

Instructions: Solve each multiplication problem. You may use scratch paper to show your work. Check your answers using the provided solutions.

Multiplication Review Worksheet - Problems 16-30

Multi-Digit Multiplication

Solve each problem using the standard algorithm.

16.
24 × 3 =
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Answer: 72
17.
17 × 4 =
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Answer: 68
18.
35 × 2 =
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Answer: 70
19.
46 × 5 =
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Answer: 230
20.
18 × 6 =
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Answer: 108
21.
29 × 3 =
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Answer: 87
22.
54 × 4 =
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Answer: 216
23.
37 × 7 =
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Answer: 259
24.
63 × 8 =
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Answer: 504
25.
42 × 9 =
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Answer: 378
26.
78 × 5 =
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Answer: 390
27.
84 × 6 =
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Answer: 504
28.
91 × 4 =
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Answer: 364
29.
67 × 7 =
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Answer: 469
30.
53 × 9 =
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Answer: 477

Word Problems

Solve each problem and write your answer in a complete sentence.

31.
A bakery makes 8 loaves of bread each day. How many loaves does it make in 6 days?
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Answer: 48 loaves
32.
A classroom has 7 rows of desks. Each row has 6 desks. How many desks are there total?
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Answer: 42 desks
Worksheet Solutions and Analysis
\(\text{Score} = \frac{\text{Correct Answers}}{\text{Total Questions}} \times 100\)
Scoring Formula
Solution Process for Multi-Digit Multiplication:

Problem 16: 24 × 3

Step 1: Multiply 3 × 4 = 12, write 2 in the ones place, carry 1 to the tens place

Step 2: Multiply 3 × 2 = 6, add the carried 1 = 7, write 7 in the tens place

Step 3: Therefore, 24 × 3 = 72

Solution Process for Word Problems:

Problem 31: Bakery loaves

Step 1: Identify what we're looking for - total loaves in 6 days

Step 2: Identify the numbers - 8 loaves per day, for 6 days

Step 3: Identify the operation - "each day" indicates equal groups, so we multiply

Step 4: Calculate - 8 × 6 = 48

Step 5: State the answer - The bakery makes 48 loaves in 6 days.

Key concepts practiced:

Multiplication facts: Basic multiplication tables (0-9)

Multi-digit multiplication: Multiplying 2-digit numbers by 1-digit numbers

Standard algorithm: Using place value to multiply each digit

Word problems: Applying multiplication to real-world scenarios

Carrying: Managing products greater than 9 in multiplication

Common Errors

• Forgetting to carry numbers

• Misaligning digits by place value

• Incorrect multiplication facts

• Adding instead of multiplying

Success Strategies

• Know basic multiplication facts

• Use scratch paper for work

• Check answers by estimating

• Circle carried numbers

Practice Tips

• Practice daily for 10-15 min

• Use flashcards for facts

• Work backwards to check

• Explain your thinking

How to approach multi-digit multiplication:
  1. Align numbers: Place the numbers vertically with ones under ones
  2. Multiply ones: Multiply the ones digit of the bottom number by each digit of the top number
  3. Carry over: When product is greater than 9, carry the tens to the next column
  4. Repeat: Continue for tens, hundreds, etc. places
  5. Check: Estimate to verify your answer is reasonable
Tip 1: Always start with the ones place and move left.
Tip 2: Remember to carry values when products exceed 9.
Tip 3: Check your answer by estimating or using inverse operations.
Tip 4: Practice multiplication facts daily for fluency.
Multiplication Review Summary
\(a × b = \underbrace{a + a + a + \ldots}_{b \text{ times}}\)
Definition of Multiplication
Detailed Examples and Solutions
Simple multiplication:

6 × 4 = 24 (six groups of four = 4+4+4+4+4+4 = 24)

Multi-digit multiplication without regrouping:

23 × 3 = (20 × 3) + (3 × 3) = 60 + 9 = 69

Multi-digit multiplication with regrouping:

37 × 4: 4 × 7 = 28 (write 8, carry 2), 4 × 3 = 12, 12 + 2 = 14, so answer is 148

Word problem:

"If 5 students each bring 6 pencils, how many pencils total?"

5 × 6 = 30 pencils

Common Mistakes and How to Avoid Them
Mistake 1: Forgetting to carry

Wrong: 24 × 3 = 62 (forgot to carry 1 from 4×3=12)

Right: 24 × 3 = 72 (carry the 1 from 4×3=12, then 2×3=6, 6+1=7)

Mistake 2: Confusing multiplication with addition

Wrong: 4 × 3 = 7 (added instead of multiplying)

Right: 4 × 3 = 12 (four groups of three = 3+3+3+3 = 12)

Mistake 3: Misreading word problems

Look for keywords: "each", "per", "times", "product", "groups of", "total"

Mistake 4: Incorrect place value alignment

When multiplying, ensure digits are aligned properly in their respective place value columns

Memory Techniques and Tricks
Multiplication by 9s finger trick:

Hold up both hands. For 9×4, fold down the 4th finger. Count fingers to the left (3) and to the right (6). Answer is 36.

Multiplication by 5s pattern:

Products always end in 0 or 5. Odd numbers × 5 end in 5, even numbers × 5 end in 0.

Multiplication by 10s pattern:

Simply add a zero to the end of the number being multiplied.

Doubles for 2s:

Multiplying by 2 is the same as doubling the number (adding it to itself).

Practice Strategies
Daily practice:

Spend 10-15 minutes each day reviewing multiplication facts using flashcards, games, or apps.

Pattern recognition:

Notice patterns in multiplication tables to help with memorization (e.g., 9s digits sum to 9).

Self-testing:

Regularly test yourself on random multiplication facts to build fluency.

Real-world application:

Practice multiplication through real-life scenarios like calculating quantities, prices, or measurements.

Questions & Answers

Question: How do I remember to carry numbers when multiplying?

Answer: Here are strategies to remember carrying:

  • Circle the carry: Draw a circle around the number you need to carry
  • Say it aloud: As you multiply, say "I have to carry this" when the product is 10 or more
  • Write small: Write the carried number in the corner of the next column
  • Check after each step: Before moving to the next digit, ask "Did I have anything to carry?"
  • Practice with examples: Work through problems slowly, focusing only on carrying

With consistent practice, carrying will become automatic. Start with simpler problems and gradually increase difficulty.

Question: My child is struggling with multiplication facts. How can I help them practice effectively?

Answer: Effective multiplication practice strategies include:

  • Short, frequent sessions: 10-15 minutes daily is better than longer, infrequent practice
  • Start with easier facts: Master 0s, 1s, 2s, 5s, and 10s before moving to more complex facts
  • Use multiple modalities: Visual (arrays), auditory (songs), and kinesthetic (manipulatives) approaches
  • Focus on patterns: Point out that 2s are doubles, 5s end in 0 or 5, etc.
  • Make it engaging: Use games, apps, or timed challenges to maintain motivation

Remember to emphasize understanding the concept of multiplication first, then work on memorization. Understanding helps with recall even when memory fails.

Question: How do I know when a word problem needs multiplication?

Answer: Look for key words and phrases that suggest equal groups or repeated addition:

  • "Each" - e.g., "Each student has 5 pencils" means we have equal groups
  • "Per" - e.g., "There are 8 cookies per box" indicates equal amounts
  • "Times" - e.g., "The garden is 3 times as large" is multiplication
  • "Groups of" - e.g., "4 groups of 6 students" shows equal sets
  • "Rows of" or "Columns of" - e.g., "6 rows of 7 chairs" forms an array

Also, ask yourself: "Am I trying to find a total of equal sets?" If yes, it's usually multiplication.