In every number, each place to the left is 10 times greater and each place to the right is 10 times smaller. The decimal point separates the whole numbers from the parts (or fractions) of a number. An ...

Students will examine the structures of the Base Ten and Base Two place value systems. In this challenging math lesson, students will examine the structure of the Base Ten decimal place value system ...

Discusses the importance of number systems, tracing their origins from early human counting methods using fingers to modern numeral systems. It explains the decimal system, place value, and how ...

When you do not need to speak or write about exact quantities or measures, learning to round decimals can be useful. Rounding decimals is useful when making an estimation. The process is similar to ...

I learned the following trick for memorizing the value of e from my colleague, Gene White. It never fails to impress calculus students (given a wide enough definition of “impress”). I learned the ...

How well do you understand decimal place value with numbers that include hundredths? Get a starting number, such as 46.87, and work towards turning it into a target number, such as 85.32. Spin a ...

Challenge your understanding of decimal place value with 4-digit whole numbers in this primary maths game. Receive a starting number, such as 3786, and work towards turning it into a target number, ...

Consider any number, say 38,50,937. This stands for 3×10,00,000+ 8×1,00,000 + 5×10,000 + 0×1,000 + 9×100 + 3×10 + 7. This is a particular way of expressing a ...