Solution

159762

Problem / game
Number Pyramids Back to problem
First name
Shahzaib
School
Greenacre Public School
Country
Australia
Age
9

So,first of all a number pyramid is created when the middle number on the bottom is added to the number which is on the left or right of it. The sum of those 2 numbers then go to the middle layer.You then add all the numbers in the middle layer to find out the answer for the top layer.