(6.8-5.4)×2.75-0.9 132×0.89-122×0.89 96.5÷1.25÷8
12.6÷0.28-4.5 3.5×102 0.25×70×0.4
2.4×5= 0.22×5= 1-0.85= 2.3×4.1+5.7=
22.6-3.4-2.6= 12÷0.01 = 0÷0.42= 2.4a+6a=
0.85+0.25= 0.1×0.1+0.1×0.1=
0.36×24=
☆2.05×420=
96.2÷5.2=
☆25.3÷0.88=
1.57÷3.9≈(保留两位小数)
70.7÷33=(商用循环小数表示)
3.8×10.1
2.5×(3.8×0.04)
46×0.33+54×0.33
0.25×39+0.25
0.125×72
7.69×101
(8×5.27)×1.25
62.8÷2.5÷0.4
7.38÷[1.45-(0.4+0.05)]
6.8×0.75÷0.5
3.75÷ 0.125-2.75
1.53+23.4÷7.2
①(3.2+1.2)÷0.08
②0.4×(3.2-0.8)÷1.2
③0.75÷2.5÷0.4
④4.5×1.2-3.15÷15
⑤(7.5-2.3×0.4)÷0.01
⑥12.6÷3.6+9÷3.6