By Marjorie M. Petit, Robert E. Laird, Edwin L. Marsden, Caroline B. Ebby
A spotlight on Fractions is a groundbreaking attempt to make the maths schooling learn on how scholars advance their figuring out of fraction ideas with no trouble obtainable and comprehensible to pre- and in-service ok- eight arithmetic educators. utilizing huge annotated samples of pupil paintings, in addition to vignettes attribute of lecture room academics' stories, this e-book equips educators with the data and instruments to bare scholars' pondering with a purpose to regulate their instructing and enhance scholar studying of fraction ideas. a spotlight on Fractions 2d variation comprises sections on the. Read more...
summary: a spotlight on Fractions is a groundbreaking attempt to make the maths schooling examine on how scholars advance their figuring out of fraction ideas with no trouble obtainable and comprehensible to pre- and in-service ok- eight arithmetic educators. utilizing large annotated samples of pupil paintings, in addition to vignettes attribute of school room academics' reviews, this publication equips educators with the information and instruments to bare scholars' considering on the way to alter their educating and increase scholar studying of fraction options. a spotlight on Fractions second variation contains sections at the
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Additional info for A focus on fractions: bringing research to the classroom
Explain how it could be possible that Mr. Taylor has more students ride the bus to school even though Mrs. Smith has a greater fractional part of her students ride the bus to school? 4. Understanding fractional parts in relation to the whole is a critical foundation for other fraction concepts, such as relative magnitude, equivalence, and operations. 40â•‡ •â•›â•›â•›â†œWhat Is the Whole? D). At grades 4 and 5, this understanding is extended to adding and subtracting fractions and solving related problems.
B. What was Kim able to do? What is the evidence that Kim is using sound fractional reasoning? Explain. â•‡ Review Kim’s solution one more time. Kim included very carefully drawn and accurate area models for 12 and 35 . To what extent did Kim’s explanation require these area models? 14, and answer the questions that follow. a. What is the evidence in Willy’s response that he had sound fractional reasoning? b. If Willy had the time to rewrite his response, how might his sentence be rewritten to clarify what you think Willy had inÂ€mind?
Tom circled one-half of each heart. 1 Circle 2 (one half) of the set of hearts. What Is the Whole? 6â•‡ Sonia’s response. Sonia correctly circled one-half of the set of hearts. 1 Circle 2 (one half) of the set of hearts. 7. Although the total area shaded in Karen’s response is 18 of the figure, Karen’s use of unnecessary partitions may indicate confusion regarding the whole. 7â•‡ Karen’s response. Karen partitioned each half-rectangle into eighths and shaded 18 of each half using a “one out of eight” strategy.
A focus on fractions: bringing research to the classroom by Marjorie M. Petit, Robert E. Laird, Edwin L. Marsden, Caroline B. Ebby