Quest of Nine

The Book

Number patterns in Number Squares

262728
3738
4647

Look at this section from a
hundred square

Can you fill in the gaps?

This is quite easy to do because we can recognise the patterns in the numbers.

You probably got the answer without really thinking about what the patterns are.

Can you say what they are in the grid below?

ab
141516i
hc2526
d35
fe
g
Say aloud or write down the rule to get from one square to another. e.g. to get from a to b you add 1.


a - b . . . . . add 1
c - d
e - f
f - c
a - h
g - h
a - f
e - b
g - i
i - g