Rounding Decimals
This video explains how to round decimals.
This video explains how to round decimals.
This online activity is a math game on rounding numbers.
This is an online activity that provides you with various exercises on rounding whole numbers.
Even though molecules, proteins, viruses, and cells are all tiny, there are significant size differences between them. The diameter of a water molecule is roughly 0.28 nanometers. The diameter of the protein hemoglobin is roughly 5 nanometers. The diameter of the HIV virus is roughly 120 nanometers. A red blood cell is 6-8 micrometers.
By the end of this unit you will be able to:
This video explains how to solve algebraic fractions.
This is an online activity providing you with exercises in sorting decimals from least to greatest.
Video 1: Strategies for subtracting decimals
Online activity 1: Subtracting decimals (tenths)
Video 2: Subtracting decimals (hundredths)
Video 3: More advanced subtraction strategies with hundredths
Online activity 2: Subtracting decimals (hundredths)
Part 1: Subtracting integers
Part 2: Examples of subtracting integers
Part 3: Common mistakes made when subtracting integers
Use two methods to find the sum of mixed numbers: improper fractions and mixed numbers