(1)351:21(3)-165:15(2)= 1-21, 2-11, 3-10
(3)600-(1)600:30(4)+(2)18×13= 1-20, 2-234, 3-580, 4-814
(3)913-(1)18×24:27(2)= 1-432, 2-16, 3-897
(3)336:((2)178-15×10(1))= 1-150, 2-28, 3-12
(1)814:37(3)+754:58(2)=1-22, 2-13, 3-35
(1)351:21(3)-165:15(2)= 1-21, 2-11, 3-10
(3)600-(1)600:30(4)+(2)18×13= 1-20, 2-234, 3-580, 4-814
(3)913-(1)18×24:27(2)= 1-432, 2-16, 3-897
(3)336:((2)178-15×10(1))= 1-150, 2-28, 3-12
(1)814:37(3)+754:58(2)=1-22, 2-13, 3-35