This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Decimal multiplication tends to be poorly understood. What is it that students need to be able to do? (Read 47 times)

ts19998

  • Hero Member
  • *****
  • Posts: 531
on: Feb 18, 2021

Question 1

Approximation with compatible fractions is one method to help students with number sense with decimal fractions. All of the statements are true of 7.3962 EXCEPT:
◦ Closer to 7 than 8.
◦ Closer to 7 than 7.
◦ Closer to 7.3 than 7.
◦ Closer to 7.4 than 7.5.

Question 2

Decimal multiplication tends to be poorly understood. What is it that students need to be able to do?
◦ Discover the method by being given a series of multiplication problems with factors that have the same digits, but decimals in different places.
◦ Discover it on their own with models, drawings and strategies.
◦ Be shown how to estimate after they are shown the algorithm.
◦ Use the repeated addition strategy that works for whole number.
Elementary and Middle School Mathematics: Teaching Developmentally ¦ Van de Walle, Karp, Bay-Williams ¦ 10th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by ts19998 on Feb 18, 2021

TheDev123

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Feb 18, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 45% of students answer this correctly


ts19998

  • Member
  • Posts: 531
Reply 2 on: Feb 18, 2021
Wow, this really help

kishoreddi

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Many former slaves understood that illiteracy was an implement of bondage. The Freedmen’s Bureau bui Many former slaves understood that illiteracy was an implement of bondage. The Freedmen’s Bureau bui
Drinking Alcohol use by college students Drinking Alcohol use by college students
High school students shopping at the mall High school students shopping at the mall
Decimal Values as They Relate to the Location of the Decimal Point Decimal Values as They Relate to the Location of the Decimal Point
Rotating a matrix along the x-axis multiplication Rotating a matrix along the x-axis multiplication
Students pointing at a computer screen Students pointing at a computer screen
Video: What is Reverse Osmosis?

For a complete list of videos, visit our video library