Author Question: Using counting strategies, as opposed to using stored (memorized) arithmetic facts, a. mostly has ... (Read 74 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?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

For a complete list of videos, visit our video library