Learn Multiplication by 4
Master the 4 times table with the famous "double-double" trick! Learn to multiply by 4 quickly using doubling and other easy patterns.
4 × 1 = 4
4 × 2 = 8
4 × 3 = 12
4 × 4 = 16
4 × 5 = 20
4 × 6 = 24
4 × 7 = 28
4 × 8 = 32
4 × 9 = 36
4 × 10 = 40
4 × 11 = 44
4 × 12 = 48
Double, then double again! 4 × 5 = (5 × 2) × 2
Think of quarters: 4 quarters = $1
All answers are even numbers
The 4 times table shows multiplication by 4. Here's the secret: multiplying by 4 is the same as doubling a number twice! For example: 4 × 5 = (5 × 2) × 2 = 10 × 2 = 20. This "double-double" trick makes the 4 times table super easy to learn!
To multiply any number by 4, just double it, then double it again!
The 4 times table is your gateway to the 8 times table! Once you master multiplying by 4, you can instantly learn 8s by doubling your 4s answers. For example: If 4 × 6 = 24, then 8 × 6 = 48 (double of 24). Two tables for the price of one!