六年级数学下册口算练习题(70份)
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(1)
97 + 258=
369-204= 101×25 = 50×12 = 360÷3 = 300÷50 = (2)
362 + 298= 363-199= 32×101 = 25×40 = 450÷90 =
90÷5 = (3)
204 + 365=
457-302=
125×8 =
12×70 =
500÷50 = (4)
450 + 250=
360-240= 50×24=
310×6 =
60÷15 =
960÷30 = (5)
4.1+ 0.9=
2.3-1.8=
0.2×9 =
0.3×0.7 =
0.6÷3 =
0.15÷0.5 = (6)
3 + 1.2=
7.3- 5 =
2.4÷0.6 =
24÷0.3 = (7)
7.12+ 0.5 =
6 -1.8=
1.5×0.4 =
25×0.4 =
4.2÷0.07 =
4÷0.08 = (8)
2 + 5.9=
4.31-2.2=
0.6×20 =
1.6×30 =
0.56÷7 =
0.42÷0.6 = (9)
2.4 + 4 =
50×1.3 = 0.48÷0.8 = 3÷0.6 =
(10)
0.21 + 5 = 6 -2.6 = 0.4×1.4 =
1.5×0.8 = 0.3÷0.5 = 0.1÷0.2 = (11) 41 +41 = 21 + 43 = 53 +41 = 65-61 = 125-61 = 62
(12) 61 + 9
2 = 61 + 10
3 = 9
7 + 2 = 43-107= 145-72= 1-10
7= (13) 5
2×3 = 4
1×8 = 7
3×3 = 8 ×8
1 = 3 ×10
3 = 10 ×
52 =
(14) 61×61= 51×43= 74×71= 85×92= 45×32= 43×9
2= (15) 4
1÷4 = 3
2÷8 = 5
3÷10 = 13
12÷6= 7
2÷14= 13
11÷22=
81÷4
1= 51÷10
3= 49÷32= 97÷1514= 7
2÷712= 45÷3
8= (17) 88×32≈ 39×302≈ 19×201≈ 67×93≈ 195×41≈ 392×12≈
(18) 18×41≈ 22×198≈ 310×41≈
95×192≈ 39×112≈
(19) 352÷7≈ 462÷9≈ 425÷60≈ 334÷80≈ 360÷49≈ 238÷31≈
(20) 152÷3≈ 472÷8≈ 415÷40≈ 364÷50≈ 360÷89≈ 268÷71≈
(21) 41 + 51= 21 + 71=
53 + 20
9= 65-6
5= 32-125 = 7
6-61=
(22) 61 + 6
1 =
2 + 10
3 = 97 + 92 = 107-107= 145-71 = 2 -4
3= (23) 7
4×8= 21×73=
6×83= 11
5×7= 36×94= (24) 95×107 = 4
3×65 = 83×82 = 117×75 = 65×41 = 92×11
2 = (25) 52÷2 = 41÷4 = 73÷7 =
11
10÷2 =
(26) 4
1÷3 = 3
2÷3 = 5
3÷15 = 13
12÷4= 7
2÷2= 12
11÷4= (27) 81÷5
1= 41÷10
3= 49÷9
7= 32÷1514=
(28) 34÷8
1= 71÷6
1= 92÷8
7= 107÷7
6= 310÷35= 310÷5
11= (29) 14÷3
7= 21
8÷8= 5÷3
1= 103÷6
5= 49÷3
2=
(30) 9÷5
18= 125÷8
3= 61÷4
1= 107÷4
3= 103÷8
3= 6
5÷30= (31) 9
2÷18 = 4
1 ÷4= 4÷8
7= 11
2÷6= 5÷6
5= 10
7÷5=
(32) 81÷8
5= 81÷2
3= 314÷107= 3÷14
3 = 5
2÷10= 103÷3
2= (33) 54÷152= 112÷207= 95÷3
10= 101÷7
1= 75÷5
1= 7
3÷56=
65÷10
3= 92÷4
3= 9÷9
1= 10
7÷5 = 35÷9
1= (35) 20÷6
5= 8
3÷6= 15÷8
5= 71÷211= 8÷7
4= 10÷
49= (36)