①3600÷8÷125
②125×32×25
③156×63+156×36+156
④68×25
⑤600-139-61
⑥79×99
600÷24 876÷48
93×87 ★830÷20
400÷80= 450÷90= 360÷40= 180÷20= 350÷70=
85÷5= 52÷2= 96÷32= 85÷17= 76÷19=
360÷3= 180÷60= 92÷4= 540÷18= 300÷60=
78÷6= 900÷45= 800÷40= 51÷17= 100-80÷4=
205×58= 758×29= 930×20=
313×12= 490×37= 505×50=
28×12= 14×4= 56×8= 56×2=
+ = 1- = 1.25× = - =
0.9+99×0.9= 0÷ = 1÷ = -0.5=
0.6×101= 3.2×2.5×12.5=
1.5×80= ÷2= ×= ÷0.125=