小学三年级数学第7讲.提高班.答案（Grade three grade seventh in primary school. Raise class）.docVIP

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小学三年级数学第7讲.提高班.答案（Grade three grade seventh in primary school. Raise class）.doc

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小学三年级数学第7讲.提高班.答案（Grade three grade seventh in primary school. Raise class） This article is contributed by javadev002 DOC documents may experience poor browsing on the WAP side. It is recommended that you first select TXT, or download the source file to the local view. Seven 1.. Calculation: calculation: 168 + 253 + 32] [original] analysis. Analysis of type = (168 + 32) + 253 = 453 Midsemester Fill in the blanks (parts, such as there are two empty, and fill in the blanks (the total of 8 items, each of 5 points, a total of 40 points. If there are two empty, only one to 3 points) 2. a knife can be a piece of cake into two, then three knife can cut the cake into pieces with a knife can be up to a cake into two pieces, then the three knife can cut the cake up into pieces. []] in the analysis analysis of cake cross cut two knife, cut a the cake knife in the horizontal plane, then it becomes a 8. If a square garden is divided into four equal rectangular garden planting, different colors of different varieties of tulips. If a square garden is divided into four equal rectangular garden planting, different colors of different varieties of tulips. Each square garden is long known. The garden is divided into four equal rectangles for square garden is the perimeter of cross from the rice shape garden is a garden square cross from the perimeter is 40 square meters, for the garden The perimeter by meters. [] each rectangular perimeter analysis garden is 40 meters, so each rectangles length and width is 20 meters, and because the length of a rectangle is wide analysis] 4 times, so wide rectangle = 20 / (4 + 1) = 4 (M = 4), long * 4 = 16 (m) is the length of the side is 16 meters, the perimeter 3. is 16 x 4 = 64 (m).4. each of the following graph with at least a few strokes, which are pedestrians to cross from and. The following figure at least a few strokes, respectively, pedestrians to cross from pedestrians to cross from and. (1) (2) (3) (4) (5) (6) [1] analysis 4 pen 4 pen, 2 p