Arithmetic

Numeracy

Numeracy is the ability to understand numbers including fundamental arithmetic such as addition, subtraction, multiplication and division.

Numbers are arranged in tens

The numbers 0,1,2,3,4,5,6,7,8,9 are called digits

Thousand | Hundred | Tens | Ones

The position of each digit tells us how much it is worth
This is called Place Value

Natural numbers
whole numbers
counting numbers
base 10 number system

Odd and Even Numbers