Details for problem "Number wall sums of whole numbers"
Suitable for K-12 grades: Grade 2 Grade 3 Grade 4 Grade 5 Grade 6
Elementary School, Primary School, Junior High School, Middle School.
In the number wall missing sums have to be added.
This is a classic number wall problem, where positive natural numbers are summed up ascending through the wall.
The number for each brick is formed by adding the numbers in the brick left below and right below the brick. Some bricks are left blank - these have to be filled in with the correct number. Depending on whether both values below an empty box are given, this may be an addition or a subtraction problem.
The number range for the numbers occuring in the number wall can be specified. The wall height is selectable.
Topics: Arithmetic Elementary arithmetic Whole Numbers
Tags: Addition Subtraction
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Customization options for this problem
Number of problems
1, 2, 3, 4, 5, 6, 7, 8, 9, 10
20, 30, 40, 50, 100, 200, 500, 1000, 10000, 100000
Height of wall
Variant with numbers with decimals
In a number wall, blanks have to be filled in with decimal numbers.
Variant with numbers from the times tables
In a number wall, products from the times tables 1-10 are to be filled in.
Similar, but with units of measurement
Fill in the blank boxes in the pyramid of units of measurement.
Deutsche Version dieser Aufgabe