Math · Topic 41 of 65
Long Multiplication
⭐ MasteredLong multiplication breaks a big multiplication into steps. You multiply each digit, carry any extra tens, then add the results in columns.
💡 Fun fact
To multiply 23 by 4, first do 3 times 4 which is 12, then 20 times 4 which is 80, and add them to get 92.
All about Long Multiplication
Long multiplication breaks a larger multiplication into place-value steps. You multiply each digit, carry any extra tens and then add the results in columns.
Knowing the method helps with large numbers that are too hard to multiply in your head.
🎮 Try it yourself!
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Real-life uses of Long Multiplication
- Working out total costs for several items
- Calculating areas of rooms
- Multiplying scores in games
Frequently asked questions about Long Multiplication
What is long multiplication?
It is a written method for multiplying bigger numbers using place value.
What is 23 times 4?
It is 92.