2222+3333+4444+5555+6666=______.
2222+3333+4444+5555+6666=______.
2222×17+3333×4+6666×9=______.
125×(4+8)=______×______+______×______.
填质数:21=______+______=______×______=______-______.
计算:9999×4444÷6666=______.
计算:8888×3333+4444×3334=______.
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=______×______.
0.125=5:______=______%=______÷______.
根据1.2×4=0.6×8,可以写成比例______:______=______:______.