六年级数学竞赛题南头镇民安小学 2011 学年第一学期知识竞赛试题(六年级·数学) 班级姓名成绩一、口算: ( 每题 分,共 30分) 13 + 13 =3× 18 = 78 ÷2= 712 ×4= 56 ÷5= 710 ×4= 89 ÷4= 57 × 710 = 2- 79 =1- 16 =1÷ 79 =6× 23 = 12÷ 23 = 27 ×14= 45 ÷ 12 = 58 ×2= 45 + 315 = 34 ÷6= 512 × 617 = 56 ×0÷ 35 = 38 ×16=6- 13 = 1233 ÷ 311 = 67 +1= 6 5 ÷12 5 =9 8 × 24 9 =3-7 6 =6 1 +3 2 = 1÷9 4 =4 1 ×2 1 = 13 + 16 = 13 - 16 = 25÷10%= 4 3 ×8=5 4 × 12 5 = 13 ÷ 12 = 25 ÷10=??69 4??9 46 1??3 19 1 ??8 36 1??47 43 2 -?4 1??57 1 ??5 15 2??15 816 5??4 33 1 712 ÷ 12 = 六年级数学竞赛题 1320 ÷39= 23 ÷ 815 =4÷ 12 = 13 × 67 = 10- 45 = 13 - 15 = 1415 ÷7= 27 × 59 = 1- 29 ×3=6÷ 34 + 14 = 17 ÷ 23 ×7=2- 15 + 45 = 二、解方程: ( 每题 3 分,共 27分) 36- 78 X=15 X×( 16 + 38 )= 1312 x:4=3:10 1- 34 x= 35 x- x= x+ x=36 2x+= 5-3 2 x=3 14 1 ÷6x=7 2 六年级数学竞赛题四、计算下面各题,能简算的要简算。(每题 3 分,共 30 分) (1) ×101 - 34 (2) 72×( 14 + 16 - 13 ) (3) 14 ×23+7
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