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1、七年级 有理数计算题一、 有理数加法(9)+(13) (12)+27 (28)+(34) 67+(92) (27.8)+43.9(23)+7+(152)+65 |+()| ()+|38+(22)+(+62)+(78) (8)+(10)+2+(1) ()+0+(+)+()+() (8)+47+18+(27) (5)+21+(95)+29 (8.25)+8.25+(0.25)+(5.75)+(7.5)6+(7)+(9)+2 72+65+(-105)+(28) (23)+|63|+|37|+(77)19+(195)+47 (+18)+(32)+(16)+(+26) (0.8)+(1.2)+(0.6)
2、+(2.4)(8)+(3)+2+()+12 5+(5)+4+() (-6.37)+(3)+6.37+2.75二、 有理数减法79 79 0(9) (25)(13) 8.2(6.3)(3)5 (12.5)(7.5) (26)(12)1218 1()(+)(20)(+5)(5)(12) (23)(59)(3.5) |32|(12)72(5)()() (+)()() ()3(3.2)7(+)() (+6.1)(4.3)(2.1)5.1 ()(1)(1)(+1.75)(3)(2)(1)(1.75) 8543 4+()0.5+()(2.75)+ (+4.3)(4)+(2.3)(+4) (0.5)(3)6
3、.755三、 有理数乘法(9) ()(0.26) (2)31(0.5)(5)(13) (4)(10)0.5(3) ()(1.8)(0.25)()4(7) ()()() (8)4()(0.75)4(96)(0.25) (1+)56 ()36(36)() ()(80.4) (66)1()()25(25)25 (+)72 (2)()()四、 有理数除法18(3) (24)6 (57)(3) () (42)(6)(+)() ()9 0.25() 36(1)() (1)(4)3()() 0(3)(7) 3() (24)(6)2(518) 1(3)() ()() ()()(+)() 3.5 (0.5) 1
4、(1)1(7) () (2)4 0.8+4.8()2.2+0.8五、有理数混合运算()(154) (2.4) 2()(5)15(113(1) (5)()5 (+)()130.34+(13)0.34 8(25)(5) (13)(134)()(4)(5)+(4)3 (1650+3)(2) (0.5)(3)+6.75517887.21+43+5312.79 (6)(4)+(32)(8)3 ()+|1|(9)(4)+ (60)12 ()1+() |3|10(15)1()2 (23+1)(1)(7) (820.04)2 2 +03 (1) 0 6+ 10+843 (10.5) 4+6 +2+(6)(-8
5、)(-) ()23 9 36 +(10.5)24+ +other staff of the Centre. During the war, Zhu was transferred back to Jiangxi, and Director of the new Office in Jingdezhen, Jiangxi Committee Secretary. Starting in 1939 served as recorder of the West North Organization, Secretary of the Special CommitteeAfter the victory of the long March, he has been the Northwest Office of the Federation of State enterprises Minister, Shenmu fugu SAR missions, Director of Ningxia County party Committee Secretary and recorder of the County party Committee Secretary, Ministers and7