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120-98= 0.25×0.4= + = 5÷100=
4+5.6= × = ×11- = + ×2=
+ = + = 2- = + =
- = - = 0.25= 1- + =
① + +
② + - +
③
④ +( - )
⑤9999+999+99+9
0.8×400= 3+0.32 = 90÷1.5= 0.32= 6.3-0.63=
10÷10%= ÷ = - ÷2= 1- + =
进入组卷