1966+1976+1986+1996+2006=______.
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1966+1976+1986+1996+2006=______.
![1966+1976+1986+1996+2006=______.](/uploads/image/z/15391001-65-1.jpg?t=1966%2B1976%2B1986%2B1996%2B2006%3D______%EF%BC%8E)
1966+1976+1986+1996+2006
=1986×5
=9930
故答案为:9930.
=1986×5
=9930
故答案为:9930.
125×(4+8)=______×______+______×______.
填质数:21=______+______=______×______=______-______.
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=______×______.
2005×20062006-2006×20052005=______.
0.125=5:______=______%=______÷______.
根据1.2×4=0.6×8,可以写成比例______:______=______:______.
0.4:1.2=0.6:1.8可改写成______×______=______×______.
______升______毫升=4050毫升 6.25小时=______时______分.
从36的约数中选出4个数组成比例:______:______=______:______.