混合计算。(1)42×[169-(78+35)](2)72÷[960÷(245-165)](3)500-(240+38×6)(4)(845-15×3)÷16
=
128×10 + 71×
(1)238÷238(2)
(1)×39 + ×27 (2)18.25×11 - 17÷ (1 - )