You will find a selection of pyramid puzzles, which are graded according to the level of difficulty using these colours:
Click on the puzzles below. There are two different versions: Publisher and PDF for your preference.
You will find a pyramid-style structure of blocks, some numbered and many of them missing a number.
Each block is equal to the sum of the two numbers beneath it.
Find the missing numbers. (If you are using the Publisher version, you will be able to insert/type your answers directly into the missing blocks. Otherwise, you can print out a copy of the PDF version or draw each pyramid on paper before solving it.)