Math Activities

Grade 4 Math | Rounding Number

The word “rounding” for a numerical value means replacing it by another value that is approximately equal but has a shorter, simpler, or more explicit form. Rounding… Read More »Grade 4 Math | Rounding Number

Grade 4 Math | Normal Form

Normal form (scientific notation) is a way to write very large or very small numbers in a more compact form. It has two parts:

Grade 4 Math | Expanded Form

The expanded form of a number writes it as a sum, with each digit makes an individual term multiplied by its place value.Expanded form or expanded notation is a way… Read More »Grade 4 Math | Expanded Form

Grade 4 Math | Place Value II

Positional notation (or place-value notation, or positional numeral system) denotes usually the extension to any base of the Hindu–Arabic numeral system (or decimal system). More generally, a positional system is a numeral system… Read More »Grade 4 Math | Place Value II

Grade 4 Math | Place Value

Place value is the value of each digit in a number.  For example, the 5 in 350 represents 5 tens, or 50; however, the 5… Read More »Grade 4 Math | Place Value