计算.⑴用竖式计算.8% ①7304+12698= ②78000÷375= ⑵用递等式计算.12% ①3400-4530÷14×3 ②150×108+12000÷48 ③640÷(58×28-1304) ⑶用简便方法计算.16% ①147+386+853 ②2485-(760+1485) ③198÷2...
计算.⑴用竖式计算.8% ①7304+12698= ②78000÷375= ⑵用递等式计算.12% ①3400-4530÷14×3 ②150×108+12000÷48 ③640÷(58×28-1304) ⑶用简便方法计算.16% ①147+386+853 ②2485-(760+1485) ③198÷2...