Beijing Normal University, the fifth grade, the first volume of mathematics, 63 pages of classroom extraction, the answer.

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The first volume of the fifth grade mathematics courseware of Beijing Normal University is refined. Answer on page 63:

One, every empty 1 minute, *** 28 points. 1、 10, 10,8, 1 1; 2、 1,7; 3、 15, 18,30,45; 15,20,30,45; 15,30,45; 4、0,3,6,9; 5,4.1cm2; 6, 4 cm; 7、 1, 1/3; 8、 1/4,5; 9、36.2,0.362, 1500,0.5; 10、>,

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