题名:
Rounding
PERSONAL_AUTHOR_EPSB:
摘要:
When a quick guess is needed to count something, rounding can make math faster and fun! Read about two friends who are helping at a school fair earn that measuring, adding, and subtracting is easier if the numbers are rounded to whole numbers first. The children figure out ways to use rounding to estimate the⛛ More...
出版日期范围:
2011
SERIES_EPSB:
物理描述:
24 p. : col. ill. ; 28 cm.
一般注释:
Includes index.
内容:
The school fair -- Learning the rounding rule -- Estimate the tickets -- Rounding length -- More rounding -- Nearest hundred -- Rounding money -- Money earned -- Books for the school library.
附加著者:
ISBN:
9780778767862
9780778767954
出版信息:
New York : Crabtree, c2011.
