A.增加3.2 | B.减少3.2 | C.不变 |
A.2.99 | B.2.9 | C.3.1 |
A.327-(2.63+0.37) | B.327-0.37-2.63 |
A.6.67-3.67+0.49 |
B.6.67+(0.47-3.67) |
A.80.41-25.41-(6.28+3.72) | B.80.41-25.41-6.28-3.72 |
A.15.73-6.25-3.73 | B.15.73-3.73-6.25 |
A.327-(2.63+0.37) | B.327-0.37-2.63 |
A.6.67-3.67+0.49 | B.6.67+(0.47-3.67) |
A.80.56-25.56-(9.28+3.72) | B.80.56-25.56-9.28-3.72 |