Author Question: Using counting strategies, as opposed to using stored (memorized) arithmetic facts, a. mostly has ... (Read 26 times)

mydiamond

  • Hero Member
  • *****
  • Posts: 804
Using counting strategies, as opposed to using stored (memorized) arithmetic facts,
 
  a. mostly has disappeared by the time students begin school
  b. is actively discouraged by most math scholars and researchers
  c. tends to be used only by the least capable students
  d. none of the above

Question 2

Most cognitive researchers view children's knowledge about addition and subtraction
  as consisting of
 
  a. large networks of algorithms
  b. complex conceptual structures invented by students
  c. built directly on a variety of bugs, especially those for subtraction
  d. depending on their ability to label the major problem typologies



lgoldst9

  • Sr. Member
  • ****
  • Posts: 372
Answer to Question 1

d

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

For a complete list of videos, visit our video library