3的倍数有哪些答:200以内3的倍数如下:6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57,60,63,66,69,72,75,78,81,84,87,90,93,96,99,102,105,108,111,114,117,120,123,126,129,132,135,138,141,144,147,150,153,156,159,162,165,168,171,174,177,...
小学五年级数学求答案答:54 91 108 36 54--3,3,3,2 91--7,13 108--2,2,3,3,3 36--2,2,3,3 3. 看图计算它们的体积和表面积。(单位:分米)(题不全)4. 根据给出的对称轴,画出对称图形。再画出原图上移2格后个再右移4格的图形。(同上)五. 综合运用:1. 食堂买来8吨煤,11天...