Watch “Ordering and comparing decimals” on YouTube
This video gives an overview of how to order and compare decimals using a place value chart.
Math
Properties of Equalities
Properties of Equalities: Addition Property: If a=b, then a+c=b+c Subtraction Property: If a=b, then a-c=b-c Multiplication Property: If a=b, then a·c=b·c Division Property: If a=b, then a÷c=b÷c
Order of Operations
Watch “triple “O” man” on YouTube! When solving an expression, equation, or any number sentence, you must solve it using the order of operations. This means that you analyze the problem and solve it in the following order: Parenthesis Exponents Multiplication or Division (left to right) Addition or Subtraction (left to right) If the problems … Read more