A.29 | B.60 | C.92 |
A.120-3 | B.120-120÷3 | C.120×3-120 |
A.120 | B.121 | C.160 |
A.700 | B.756 | C.1078 |
A.91 | B.82 | C.92 |
A.1640 | B.13002 | C.2000 | D.6021 |
A.18×2÷6 | B.(12+18)÷(1+2) | C.(12+18×2)÷6 | D.(12+18)÷6 |
A.30 | B.70 | C.90 |
A.4800元 | B.4500元 | C.4320元 |
A.150×5-100×5 | B.150÷5-100÷5 | C.(150×100)÷5 |