2.5×4=
3.6÷4=
6.3+3.7=
1-0.8=
8×12.5=
36.36÷9=
4.6÷100= 100×0.9= 1.5×6= 0.2×50=
9.6÷4= 0.85-0.5= 42×0.3= 0.54÷6=
0.4×2.5÷2.5×0.4= 7.2÷0.8÷1.25=
3.26×59=
7.52÷47=
①3.6+5.4= ②6.7-3.8= ③0.8÷2= ④6×2.5=
⑤102×25= ⑥ = ⑦3- = ⑧ =
×8= 1-0× =
599÷6≈ 52-32= 0.75÷15=
68×51≈