44×38-192= 345+455÷5= 786-(654-228)=
40÷2=
800÷4=
111÷3=
362÷6≈
0÷8=
75÷3=
348÷7≈
266÷9≈
800÷4=
30×50=
36÷3=
1.6﹣0.7=
4.9+1.2=
84÷2=
240×3=
722÷8≈
99×35≈
□〇□=□(只)
□〇□=□(个)
4.68﹣4= += 0.8×= ÷= 0.42=
12.6÷3= ÷0.75= 3.8÷10%= 41×348×0= 1÷3×=