Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Subtracting Real Numbers
A good refresher on how to perform subtraction with real numbers. Covers subtracting numbers with the same and different signs and simplifying expressions that have subtraction. View sample problems and complete practice exercises.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Adding Real Numbers
A good refresher of how to perform addition of real numbers. Covers how to add numbers of same sign and of the different sign, and how to find the additive inverse of a number. View several example problems and step-by-step solutions and...
Illustrative Mathematics
Illustrative Mathematics: F Le Bacteria Populations
This task provides a real-world context for interpreting and solving exponential equations. Students are asked to examine the equations representing the growth of three colonies of the bacterium that causes pneumonia, each colony being...
Alabama Learning Exchange
Alex: Genetic Babies
Students will explore Gregor Mendel's laws of genetics in this lesson. Students will be paired in male and female groups. If girls and boys can't be evenly divided, same sex students can be paired to represent research scientists....