A.499.2 | B.249.2 | C.0.8 |
A.448.95 | B.484.95 | C.615 |
A.0.72×1 | B.0.72÷1 | C.0.72÷0.1 | D.0.72×0.1 |
A.20 | B.2 | C.4.61 | D.5.6 |
A.5.7445 | B.5.7399 | C.5.7350 | D.5.7449 |
A.6.0 | B.4.8 | C.2.1 | D.2.4 |
A.0.486+0.497 | B.38.61÷39 | C.3.567-2.456 | D.0.98×0.98 |
A.> | B.< | C.= | D.不能确定 |
A.3.6×8.2-2.8÷0.9 | B.3.6×(8.2-2.8)÷0.9 |
C.(3.6×8.2-2.8)÷0.9 | D.3.6×[(82.-2.8)÷0.9] |
A.1.25×8×12 | B.1.25×10-1.25×0.4 | C.1.25×0.8×12 |