14.8×6.3-6.3×6.5+8.3×3.7=______.
14.8×6.3-6.3×6.5+8.3×3.7=______.
125×(4+8)=______×______+______×______.
填质数:21=______+______=______×______=______-______.
计算:3.71-2.74+4.7+5.29-0.26+6.3=______.
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=______×______.
6.5升=______毫升.
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______×______=______×______.