Dig Up the Dino Bones
Solve 10 problems to help Dino uncover the ancient bones.
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The four times table is the two times table done twice, and a child who is told that plainly can answer the whole page on the first day. These free printable worksheets drill 4 × 1 through 4 × 10.
Dig Up the Dino Bones
Solve 10 problems to help Dino uncover the ancient bones.
Answer key
Print this exact sheet now, or change the theme, difficulty, and page count.
Double, then double again. 7 × 4 becomes double seven is fourteen, double fourteen is twenty-eight — two easy steps instead of one hard fact. This works for every entry in the table without exception, which makes the fours the best possible place for a child to learn that a hard fact can be broken into two facts they already have.
The reason it works is worth showing rather than asserting. Four rows of seven can be drawn, then a line drawn across the middle: two rows of seven above, two rows below. The array splits into two halves a child can already count, and the doubling strategy stops being a trick to remember and becomes something visible on paper.
This table is also where even numbers narrow. Every two fact is even; every four fact is not just even but a double of an even number, so the answers march 4, 8, 12, 16 in steps a child can hear. Print with the answer key, change the theme, or reopen the identical sheet later from its picnic basket code.
Yours to change
Open it in the Arithmetic maker to change the level, theme, question count, and paper size. Every sheet prints with an answer key and a picnic basket code that reopens the exact same questions later.