Number relationships show how numbers are connected.
They help us compare, add, subtract, and understand patterns.
More and Less:
8 is more than 5.
3 is less than 6.
Equal To:
4 + 2 = 6
3 + 3 = 6
So, 4 + 2 = 3 + 3
Missing Numbers:
If 5 + ___ = 9, the missing number is 4.
Knowing how numbers relate helps us:
Think flexibly
Solve problems faster
Understand math facts
What number goes with 7 to make 10?
Answer: 3 (because 7 + 3 = 10)