①25×16×125
②12×(324-285)÷26
③97×199+97
④587-139-187-71
⑤45×54+47×45-101
54.9+4.1=
101×28=
25×4+0.8=
125×7×4=
7.31÷100=
0.6+8.74=
24×5-5=
36.5-(3.3+6.5)=
25×8=
11.7+2=
3.3÷100=
6﹣1.3=
4.5+3.6=
960÷80=
24×50=
75﹣25÷5=
0÷36=
0.29×1000=
8.84﹣0.84=
18×4÷18×4=
①347800000=
②509930000=
③1024470000=
④345000000=
8.9+3.01= 1- + = 1.2×5= 3.8÷0.038=
÷ = 3604÷62≈ 0.62-0.32= 1÷10%=
( - )×24= ×8÷ ×8=