Multiplying 3-Digit by 1-Digit Numbers for 4th Grade
To multiply a three-digit number by a one-digit number, multiply each place value in turn and add the partial products, carrying where a product exceeds nine. The examples below show the expanded method beside the standard algorithm, with practice problems and answers.
DETAILED EXPLANATION
Multiply a 3-digit number by a 1-digit number the same way: ones first, then tens, then hundreds, regrouping when needed.
WORKED EXAMPLES WITH STEP BY STEP SOLUTIONS
Example 1
Multiply 356 × 4.
The Absolute Best Book to Ace Grade 4 Math
Solutions:
Step 1: Apply the concept from the lesson above.
Step 2: Carry out the operation or reasoning.
Answer: 356 × 4 = 1,424
Mastering Grade 4 Math Word Problems
Related to This Article
More math articles
- Seeing Society Sociologically
- How to Find Domain and Range of Radical Functions? (+FREE Worksheet!)
- Agenda setting
- FREE 6th Grade MCAS Math Practice Test
- Free Grade 3 English Worksheets for Massachusetts Students
- From Tables and Graphs to Equations: How to Master Proportional Relationships
- 10 PSAT Math Practice Questions with Answers
- Roman Numerals Converter (Number ↔ Roman, Free)
- South Dakota SBAC Grade 4 Math Free Worksheets: Printable Standards-Aligned Practice PDFs, Free
- The Sunbelt, Internal Migration and Demographic Change














What people say about "Multiplying 3-Digit by 1-Digit: Grade 4"?
No one replied yet.