1.25×0.68×0.8
18.42-4.59-5.41
1.25×16×2.5
54÷4÷0.25
12.5×8.8
4.8÷( 1.2÷0.5 )
0.19÷0.25÷0.8
32÷(9.68-9.52)
7.16×9.73+9.73×2.84
3.5×2.3+1.46
2.5×64×12.5
7.95÷0.25÷40
2.5×2.7+7.3×2.5
201×0.15-0.15
43.5÷[0.01÷(2.1-2.08)]
4.32×0.7+5.68×0.7
0.5×0.25×4×6
25-(8.7+7.56÷9)
0.8×1.08÷0.27
+= ×= -= ÷=
0.18×= 4.7+0.38= 3.2÷0.1= (10﹣)×0=
①57.6﹣18.15+32.4﹣11.85
②78×25+1764÷49
③2.5×32×12.5
④3.6×[(37.5+18.5)÷2.8]
⑤÷[(﹣)×]
⑥199×99+178+21