(29+25)÷9=
4×(37-28)=
5×(36-29)=
(46+17)÷7=
81÷(16-7)=
(70-46)÷8=
(35+28)÷7=
6×(27-16)=
(25-20)×5=
(22-10)÷ 4=
36÷(12- 8)=
42÷(19-12)=
(7+8)÷5=
(14+7)÷3=
24÷(14-8)=
72-(24+13)=
27÷(15-6)=
(13-9)×8=
(19+29)÷8=
9×(11-9)=
(44-20)÷4=
8×(69-60)=
23+(49-30)=
5×(6+5)=
99-(23+22)=
(60-30)÷6=
68+(24-13)=
36÷(12-6)=
3×(18-9)=
10×(9-4)=
42×5= 724×6=
360÷3=
150÷5=
880÷8=
480÷6=
404÷4=
844÷2÷2=
424÷4÷2=
720÷8÷3=
答:一共栽了( )棵。
答:一共摆了( )盆。
803-207= ÷5= 798+150= + =
0.25×8= 1.5- = 7.5÷ = 0.77+0.3=
9.8-8= × = 45.54÷45= 24× =