A.180 | B.120 | C.60 | D.45 |
A.12+8×6 | B.(12+8)×6 | C.12×8+6 | D.12-8÷6 |
A.(18+3)÷3 | B.(18-3)÷3 | C.18×3-3 | D.18÷3-3 |
A.[180-(40+30)]÷11 | B.(180-40+30)÷11 |
C.180-(40+30)÷11 |
A.(75-60)×2÷30 | B.150÷(75-60)×2 |
C.150÷[(75-60)×2] |
A.减→加→乘→除 |
B.乘→加→减→除 |
C.乘→除→加→减 |
A.①②④ |
B.①②③ |
C.①③④ |
D.②③④ |
A.12 |
B.18 |
C.21 |
D.24 |
A.646 |
B.746 |
C.1000 |
D.900 |
A.被减数大 |
B.减数大 |
C.差大 |
D.同样大 |