If you know your times table 2, then times table 4 is double of it.
For example,
1 x 2 = 2 whereas 1 x 4 = 4, so double 2 is 4
2 x 2 = 4 whereas 2 x 4 = 8, so double of 4 is 8
Have a go practicing times table 4 by drawing lines to the correct answer.
4 times tables, an interactive worksheet by MrsForbes1
liveworksheets.com
liveworksheets.com