125×(4+8)=______×______+______×______.
125×(4+8)=______×______+______×______.
125×32×25=(______×______)×(______×______)
根据1.2×4=0.6×8,可以写成比例______:______=______:______.
填质数:21=______+______=______×______=______-______.
分解因式:2ax+4bx-ay-2by=(______)+(______)=(______)(______).
从36的约数中选出4个数组成比例:______:______=______:______.
27046=2×______+7×______+4×______+6×______.
明哲保身 ______ ______ ______ ______ ______
3.76°=______度 ______分 ______秒.
填上适当的质数.24=______+______=______+______=______+______.
巧填单位名称.1______-59______=1______;1______-9______=1______;1___
0.87×99+0.87=______×______.