Khan Academy Wiki
Estimating mass (ounces and pounds)
Estimating-mass--ounces-and-pounds- 256
Description
Exercise Name: Estimating mass (ounces and pounds)
Math Missions: 4th grade (U.S.) Math Mission
Types of Problems: 1

The Estimating mass (ounces and pounds) exercise appears under the 4th grade (U.S.) Math Mission. This exercise practices estimating the mass of objects in ounces and pounds.

Types of Problems[]

There is one type of problem in this exercise:

  1. Estimate the mass: This problem has an object and asks for the mass that is most likely. The student has to use knowledge of the USCS system of units to arrive at an answer.
    Estimating mass (ounces and pounds)

    Estimate the mass

Strategies[]

This exercise is easy to get accuracy badges as long as user knows the mass of basic everyday objects.

  1. Common sense is also helpful in this exercise (an elephant is most likely pounds, not ounces (th of a pound)).

Real-life Applications[]

  1. Measurements are used for many things, such as cooking, and for placing carpet.