A. | B. |
C. | D. |
A.5.67﹣(2.38+1.25) | B.5.67﹣2.38+1.25 | C.5.67+2.38﹣1.25 |
A.3.54 | B.0.18 | C.0.81 | D.18.1 |
A.3 | B.8.2 | C.1 | D.25 |
A.0.64 |
B.1.95 |
C.3.6 |
D.19.38 |
A.(7.5+3.6)÷1.5×2.4 |
B.(7.5+3.6÷1.5)×2.4 |
C.1.5÷(7.5+3.6)×2.4 |
D.1.5÷(7.5+3.6×2.4) |
A.5.5 | B.8.6 | C.0.3 | D.3 |
A.5 | B.16.08 | C.50 | D.2800 |