Khan Academy Wiki
Rewriting fractions as decimals
Converting fractions to decimals 0.5 256
Description
Exercise Name: Rewriting fractions as decimals
Math Missions: 4th grade (U.S.) Math Mission, 5th grade (U.S.) Math Mission, Arithmetic essentials Math Mission, Pre-algebra Math Mission, Mathematics I Math Mission
Types of Problems: 1

The Rewriting fractions as decimals exercise appears under the 4th grade (U.S.) Math Mission, 5th grade (U.S.) Math Mission, Arithmetic essentials Math Mission, Pre-algebra Math Mission and Mathematics I Math Mission. This exercise practices viewing fractions as division with powers of ten.

Types of Problems[]

There is one type of problem in this exercise:

  1. Convert into decimal: This problem asks the user to find the decimal equivalent of a given fraction.
    Frac2

    Convert into decimal

Strategies[]

This exercise is easy to get speed badges and accuracy badges. The division is either by ten or one hundred so it truly is just moving decimals.

  1. A calculator is a hindrance here, it is actually easy to do it in user's head.

Real-life Applications[]

  1. Fractions appear in every-day media to display information to consumers.
  2. Decimals are very common in shopping. Price tags, food labels, and receipts all contain decimals.
  3. At gas pumps, decimals are used to show how much gas is pumped and much it costs per gallon.