小学六年级数学计算能力竞赛试题
(时间:60分钟 总分100分)
一、口算(每题0.5分,共20分)
112
4 + 10
= 6÷ = 9 1 × 13410 = 11
4 ÷ = 12
102 ÷ =
3555 ×3 =1 25 +0.6 =1 25×0.4 =10 31
4 ×3 = 58÷15=
45÷6= 213×56= 60×
312=5 4÷5=
427÷5=
512×34=
617 ÷3
=41
7 ×4
=
95 ×2
9
= 186÷9=
4×8=5
4÷8=5
231×1.5=0.9 -=523
6×
5=4
94?=10955 5?=7 3.6×=1.5
12711?? 3552 ?=
83
57÷=612 18÷
6=21 7 60×
141=5 ??1252
11-= 45
12?13?
3434 × ÷ × =4545
11 (1?)?=3
224411(-)×18= 3 ×20- ×15 =4
5536二、计算下面各题(每题2分,共30分) 630 ÷ 18×24 (
13421431-)÷ ÷(-)
25463053=35×24 =÷
=
÷
=840 = =
5400-2940÷28×27 =5400-105×27 ==5400-2835 ==2565 =15.96 =3.8
1-(172+34)×20 =
=
(45-14)×611÷920= =
(
41775?4)÷3+10 (20.2×0.4+7.88)÷4.2 (8.08+7.88)÷4.2 (8.08+7.88)÷4.2 ÷4.2 ( 99120 + 10 ÷3)×6
57 + 27 ×( 23 — 12 )
47×[5718÷(12-4)]