A.720÷9×2 | B.720÷2×9 | C.720÷9÷2 | D.720÷18÷1 |
A.4 | B.13.7 | C.0.44 | D.26 |
A.(64×5)÷(16×5) | B.(64÷4)÷(16÷4) |
C.(64-8)÷(16-8) | D.(64+64)÷(16+16) |
A.不能确定 | B.0 | C.38 | D.38个口 |
A.100÷25×18 | B.(1800×4)×(25×4) |
C.1800÷5÷5 | D.(1800÷5)÷(25÷5) |
A.10 | B.100 | C.1 | D.1000 |
A.35×98+2 |
B.35×(100-2) |
C.(40-5)×(100-2) |
A.276-200+2 |
B.276-200-2 |
C.276+200-2 |
A.125×50+6 |
B.125×8×7 |
C.125×8+7 |
A.4 | B.13.7 | C.0.44 | D.26 |