Chapter 2 - Algebra Coach Exercises



Algebra Coach Exercise on multiplying numbers.
For each question multiply the numbers. To do this drag-and-drop each question into the Algebra Coach and click the Simplify button repeatedly. Pay particular attention to the minus signs.
  1. 5.2 * 7.6
  2. 0 * 3.2 * 8.6
  3. 1 * 9.6
  4. (-4.1) * 3.6
  5. 5.2 * (-3.6)
  6. 0 - 5.2 * 3.6
  7. (-2.2) * (-7.1)
  8. (-3)(-4)(-5)


Algebra Coach Exercise on dividing numbers.
For each question divide the numbers. To do this drag-and-drop each question into the Algebra Coach and click the Simplify button repeatedly. Pay particular attention to the minus signs.
  1. 0 / 8.6
  2. 8.6 / 0
  3. (-4.1) / 3.6
  4. 5.2 / (-3.6)
  5. (-2.2) / (-7.1)
  6. (-3) / (-4) / (-5)


Algebra Coach Exercise on scientific notation.
For each question perform the indicated operation. To do this drag-and-drop each question into the Algebra Coach and click the Simplify button repeatedly.
  1. (3.2 * 10^5) * (2.5 * 10^3)
  2. (3.2 * 10^5) / (2.5 * 10^3)
  3. 50 (6.02 E 23)
  4. (1.6 E 19) * (3.0 E 8)
  5. 3.2 * 10^5 - 2.5 * 10^3


Algebra Coach Exercise on significant figures.
Round the following numbers to 1, 3 and 6 significant figures. To do this drag-and-drop each number into the Algebra Coach and then click the Sig. Figs. button.
  1. 3.1415927
  2. 2.7182818284590
  3. 0.000005286349
  4. 2435826.349
  5. 51