110+120+130+140+150=______×______.
110+120+130+140+150=______×______.
先找规律,再填一填.(1)110+120+130+140+150=______×______(2)220+230+240
先找规律再计算.120+130+140+150+160+170+180+190=______×______;330+34
125×(4+8)=______×______+______×______.
填质数:21=______+______=______×______=______-______.
4.08平方千米=______公顷=______平方米;120公顷=______平方千米=______平方米.
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=______×______.
先找规律,再计算.110+120+130+140+150=______×______220+230+240+250=__
0.125=5:______=______%=______÷______.