Khan Academy Wiki

The Decimals on the number line: hundredths 0-0.1 exercise appears under the 4th grade (U.S.) Math Mission, Arithmetic essentials Math Mission, Pre-algebra Math Mission and Mathematics I Math Mission. This exercise practices plotting decimals in the hundredths on a number line.

Types of Problems[]

There is one type of problem in this exercise:

  1. Plot the decimal: This problem asks users to move the orange dot to the correct spot on the number line.
    Decimals on the number line- hundredths 0-0

    Find the point

Strategies[]

Adequate knowledge of decimal place value is highly recommended for success while doing this exercise.

  1. This exercise is easy to get accuracy badges and speed badges because there is only one type of problem and the manipulative is very easy to use.
  2. The answer will be on one of the tick marks, not in between two tick marks.
  3. The endpoints of the number line are two different whole numbers and each tick mark corresponds to a hundredth. Therefore users can just look at the hundredths spot to tell how many tick marks to move.

Real-life Applications[]

  1. Decimals 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.