五年級下冊數學口算,有分數及答案

2021-12-19 11:30:10 字數 9777 閱讀 4465

1樓:white狐

2.9 × 0.5 =1.

45 5.9 × 0.2 =1.

18 3.6 × 7 =25.2 4.

3 × 0.3 =1.29 5.

9 × 9 =53.1 9.4 × 9 =84.

6 (7)7.5 × 6 =45 (8)1.3 × 3 =3.

9 (9)3.8 × 7 =26.6 (10)4.

7 × 5 =23.5 (11)5.2 × 7 =36.

4 (12)2.3 × 2 =4.6 (13)6.

8 × 7 =47.6 (14)6.7 × 0.

3 =2.01 (15)7.5 × 7 =52.

5 (16)7.1 × 0.7 =4.

97 (17)6.6 × 2 =13.2 (18)3.

5 × 0.2 =0.7 (19)3.

7 × 0.3 =1.11 (20)4 × 0.

3 =1.2 (21)9.2 × 9 =82.

8 (22)6.1 × 9 =54.9 (23)6.

8 × 5 =34 (24)4.8 × 4 =19.2 (25)4.

1 × 2 =8.2 (26)6.4 × 0.

4 =2.56 (27)9.6 × 7 =67.

2 (28)1.9 × 0.8 =1.

52 (29)4.2 × 0.3 =1.

26 (30)1.9 × 0.8 =1.

52 (31)8.7 × 0.4 =3.

48 (32)2.6 × 7 =18.2 (33)2.

1 × 3 =6.3 (34)1.6 × 2 =3.

2 (35)5.3 × 3 =15.9 (36)8.

5 × 9 =76.5 (37)6.9 × 0.

7 =4.83 (38)6.6 × 0.

4 =2.64 (39)4.3 × 8 =:

34.4 (40)8.2 × 3=24.

6 (41)8.4 × 6 =50.4 (42)2 × 6 =12 (43)8.

7 × 0.3 =2.61 (44)3.

2 × 0.5 =1.6 (45)8.

5 × 0.9 =7.65 (46)7.

1 × 0.7 =4.97 (47)7.

1 × 6 =42.6 (48)7.4 × 0.

5 =3.7 (49)9.6 × 3 =28.

8 (50)8.4 × 8 =67.2 (51)2.

5 × 4 =10 (52)1.3 × 3 =3.9 (53)8 × 0.

4 =3.2 (54)7.8 × 9 =70.

2 (55)6 × 0.5 =3 (56)7.7 × 8 =61.

6 (57)9.9 × 0.7 =6.

93 (58)5.4 × 2 =10.8 (59)5.

1 × 2 =10.2 (60)4.7 × 3 =14.

1 (61)1.2 × 0.2 =0.

24 (62)5.3 × 0.2 =1.

06 (63)2.7 × 8 =21.6 (64)2 × 9 =18 (65)9.

6 × 9 =86.4 (66)5.4 × 3 =16.

2 (67)9.3 × 3 =27.9 (68)5.

5 × 0.8 =4.4 (69)7.

4 × 0.7 =5.18 (70)3.

4 × 0.6 =2.04 (71)4.

5 × 0.4 =1.8(72)3.

8 × 7 =26.6 (73)4.7 × 0.

2 =0.94 (74)1.5 × 6 =9 (75)8 × 0.

9 =7.2 (76)9.2 × 0.

6 =5.52 (77)2.4 × 9 =21.

6 (78)1.8 × 5 =9 (79)8.9 × 0.

6 =5.34 (80)3.2 × 0.

8 =2.56 (81)9.7 × 9 =87.

3 (82)6 × 7 =42 (83)1.6 × 0.7 =1.

12 (84)6.3 × 2 =12.6 (85)7.

1 × 0.8 =5.68 (86)5.

2 × 7 =36.4 (87)3.9 × 0.

8 =3.12 (88)9.9 × 0.

2 =1.98 (89)2.4 × 0.

4 =0.96 (90)3.5 × 5 =17.

5 (91)7.7 × 3 =23.1 (92)9.

5 × 0.2 =1.9 (93)7.

8 × 0.3 =2.34 (94)3.

4 × 8 =27.2 (95)1.3 × 0.

6 =0.78 (96)9 × 0.5 =4.

5 (97)3.5 × 0.5 =1.

75 (98)3.4 × 9 =30.6 (99)3.

4 × 0.9 =3.06 (100)6.

5 × 0.5 =3.25 1)7.

4 × 6 =44.4 (2)2.3 × 5 =11.

5 (3)5.1 × 0.4 =2.

04 (4)9.6 × 4 =38.4 (5)5.

4 × 5 =27 (6)1.5 × 0.8=1.

2 (7)9.4 × 2 =18.8 (8)1.

6 × 0.8 =1.28 (9)7.

5 × 0.7 =5.25 (10)3.

7 × 9 =33.3 (11)1.8 × 0.

6 =1.08 (12)3.5 × 7 =24.

5 (13)9.3 × 4 =37.2 (14)2.

7 × 0.7 =1.89 (15)5.

2 × 7 =36.4 (16)3.8 × 0.

2 =0.76 (17)1.2 × 0.

9 =1.08 (18)6.1 × 7 =42.

7 (19)3.8 × 0.7 =2.

66 (20)1.6 × 5 =8 (21)5.9 × 0.

3 =1.77 (22)9 × 9 =81(23)7.1 × 0.

3 =2.13 (24)9.7 × 2 =19.

4 (25)5.8 × 0.8 =4.

64 (26)1.7 × 6 =10.2 (27)9.

6 × 0.5 =4.8 (28)1.

8 × 4 =7.2 (29)4.3 × 0.

6 =2.58 (30)1.3 × 9 =11.

7 (31)2.9 × 8 =23.2 (32)5.

6 × 7 =39.2 (33)5.3 × 0.

6 =3.18 (34)5.4 × 0.

7 =3.78 (35)5.3 × 0.

2 =1.06 (36)8.3 × 2 =16.

6 (37)9.5 × 3 =28.5 (38)7.

3 × 2 =14.6 (39)2 × 0.5 =1 (40)5.

2 × 0.6 =3.12 (41)9.

7 × 7 =67.9 (42)6.1 × 8 =48.

8 (43)6.7 × 0.2 =1.

34 (44)8.6 × 6 =51.6 (45)3.

1 × 0.5 =1.55 (46)8.

2 × 6 =49.2 (47)1.5 × 6 =9 (48)8.

4 × 2 =16.8 (49)1.3 × 6 =7.

8 (50)8.9 × 0.5 =4.

45 (51)6.7 × 2 =13.4 (52)5.

4 × 6 =32.4 (53)6.3 × 9 =56.

7 (54)6.4 × 3 =19.2 (55)8.

5 × 0.2 =1.7 (56)1.

5 × 0.5 =0.75 (57)3 × 0.

4 =1.2 (58)6.8 × 5 =34 (59)8.

7 × 0.3 =2.61 (60)5.

6 × 6 =33.6 (61)5.5 × 0.

7 =3.85 (62)9.6 × 0.

3 =2.88 (63)9.6 × 7 =67.

2 (64)8.3 × 3 =24.9 (65)9.

5 × 0.5=4.75 (66)5.

5 × 9 =49.5 (67)1.9 × 9 =17.

1 (68)2.2 × 7 =15.4 (69)3.

8 × 0.9 =3.42 (70)1.

8 × 0.7 =1.26 (71)4.

6 × 0.2 =0.92 (72)1.

3 × 0.2 =0.26 (73)4.

3 × 0.9 =3.87 (74)1.

4 × 2 =2.8 (75)7 × 5=35 (76)2.5 × 7 =17.

5 (77)6.4 × 0.4 =2.

56 (78)6.3 × 5 =31.5 (79)3.

1 × 4 =12.4 (80)5.8 × 0.

7 =4.06 (81)1.2 × 8 =9.

6 (82)6.5 × 0.5 =3.

25 (83)3.9 × 0.9 =3.

51 (84)9.3 × 3 =27.9 (85)2 × 2 =4 (86)3.

7 × 5 =18.5 (87)1.1 × 3 =3.

3 (88)6.5 × 5 =32.5 (89)2.

7 × 0.8 =2.16 (90)8.

4 × 8 =67.2 (91)4.2 × 0.

8 =3.36 (92)6.9 × 2 =13.

8 (93)6.6 × 2 =13.2 (94)9.

5 × 0.8 =7.6 (95)6.

6 × 0.7=4.62 (96)1.

7 × 0.5 =0.85 (97)6.

9 × 9 =62.1 (98)8.4 × 6 =50.

4 (99)9.4 × 0.5 =4.

7 (100)8.4 × 0.5 =4.

2 (1)5.6 × 8 =44.8 (2)3.

9 × 5 =19.5 (3)5.4 × 0.

4 =2.16 (4)7.3 × 0.

2 =1.46 (5)9.4 × 8 =75.

2 (6)3.8 × 0.3 =1.

14 (7)8.6 × 0.4 =3.

44 (8)7.3 × 4 =29.2 (9)4.

8 × 0.4 =1.92 (10)1.

3 × 4 =5.2 (11)7.3 × 8 =58.

4 (12)8 × 4 =32 (13)3.2 × 6 =19.2 (14)4.

7 × 0.3 =1.41 (15)4.

6 × 0.9 =4.14 (16)9.

9 × 4 =39.6 (17)8.2 × 0.

5 =4.1 (18)8.2 × 0.

5 =4.1 (19)5 × 0.8 =4 (20)5.

7 × 9 =51.3 (21)3.9 × 5 =19.

5 (22)7.3 × 2 =14.6 (23)5.

3 × 3 =15.9 (24)6.7 × 0.

2 =1.34 (25)4.3 × 0.

5 =2.15 (26)4.7 × 0.

4 =1.88 (27)2.4 × 5 =12 (28)7.

3 × 0.3 =2.19 (29)3.

8 × 0.9 =3.42 (30)7.

3 × 4 =29.2 (31)5.1 × 0.

7 =3.57 (32)9.8 × 2 =19.

6 (33)8.3 × 0.7 =5.

81 (34)4.3 × 0.6 =2.

58 (35)9.5 × 0.3 =2.

85 (36)9.9 × 5 =49.5 (37)3.

4 × 2 =6.8 (38)2.9 × 4 =11.

6 (39)1.1 × 6 =6.6 (40)2.

1 × 5 =10.5 (41)9.1 × 0.

8 =7.28 (42)9.7 × 0.

3 =2.91 (43)9.6 × 0.

5 =4.8 (44)5.1 × 0.

6 =3.06 (45)5.5 × 8 =44 (46)9 × 8 =72 (47)5 × 4 =20 (48)4.

1 × 5 =20.5 (49)1.4 × 0.

3 =0.42 (50)2.4 × 9 =21.

6 (51)5.1 × 7 =35.7 (52)7.

9 × 5 =39.5 (53)4.1 × 9=36.

9 (54)1.6 × 2 =3.2 (55)6.

7 × 0.8 =5.36 (56)8.

9 × 0.7 =6.23 (57)6.

2 × 0.2 =1.24 (58)2.

6 × 7 =18.2 (59)6.8 × 0.

6=4.08 (60)5.6 × 9 =50.

4 (61)9.8 × 0.8 =7.

84 (62)9 × 9 =81 (63)3.8 × 7 =26.6 (64)2.

5 × 6 =15 (65)1.7 × 5 =8.5 (66)4.

6 × 0.7 =3.22 (67)8.

9 × 3 =26.7 (68)7.9 × 0.

6 =4.74 (69)6.3 × 4 =25.

2 (70)2.9 × 0.3 =0.

87 (71)4.6 × 8 =36.8 (72)1.

5 × 2 =3 (73)6.9 × 0.7 =4.

83 (74)5.8 × 6 =34.8 (75)3.

4 × 0.5 =1.7 (76)1.

9 × 2 =3.8 (77)8.3 × 0.

4 =3.32 (78)7.4 × 6 =44.

4 (79)4.5 × 3 =13.5 (80)5.

9 × 4 =23.6 (81)8.9 × 0.

2 =1.78 (82)4.9 × 8 =39.

2 (83)7.5 × 2 =15 (84)1.5 × 7 =10.

5 (85)8.3 × 0.4 =3.

32 (86)6.1 × 0.6 =3.

66 (87)3.7 × 0.5 =1.

85 (88)7.4 × 0.5 =3.

7 (89)1.3 × 0.7 =0.

91 (90)3.5 × 0.7 =2.

45 (91)9.9 × 0.2 =1.

98 (92)2 × 7 =14 (93)4.4 × 0.8 =3.

52 (94)8.5 × 4 =34 (95)9.8 × 8 =78.

4 (96)9 × 9 =81 (97)2.7 × 8 =21.6 (98)1.

6×0.3= 4.8(99)5.

7 × 3 =17.1 (100)7.5 × 5 =37.

5 1)4.1 × 0.7 =2.

87 (2)3.9 × 5 =19.5 (3)8.

5 × 2 =17 (4)7.7 × 6 =46.2 (5)4 × 9 =36 (6)1.

7 × 2 =3.4 (7)7.9 × 6 =47.

4 (8)4.2 × 0.9 =3.

78 (9)2.6 × 6 =15.6 (10)9.

9 × 8 =79.2 (11)1.7 × 5 =8.

5 (12)2.4 × 4 =9.6 (13)6 × 0.

4 =2.4 (14)3.9 × 6 =23.

4 (15)7 × 0.4 =2.8 (16)7.

6 × 0.4 =3.04 (17)3.

9 × 0.7 =2.73 (18)2.

8 × 0.3 =0.84 (19)3 × 9 =27 (20)8.

1 × 0.3 =2.43 (21)3.

3 × 8 =26.4 (22)8.1 × 0.

7 =5.67 (23)2.2 × 3 =6.

6 (24)3 × 6 =18 (25)3.2 × 5 =16 (26)4.3 × 7 =30.

1 (27)6.7 × 5 =33.5 (28)2.

7 × 0.7 =1.89 (29)1.

4 × 0.9 =1.26 (30)1.

6 × 9 =14.4 (31)8 × 0.8 =6.

4 (32)5.9 × 2 =11.8 (33)3.

6 × 9 =32.4 (34)1.4 × 0.

6 =0.84 (35)8.3 × 0.

2 =1.66 (36)7 × 9 =63 (37)8.7 × 8 =69.

6 (38)2.9 × 3 =8.7 (39)6.

7 × 0.2 =1.34 (40)1.

6 × 0.8 =1.28 (41)9.

6 × 2 =19.2 (42)5.4 × 5 =27 (43)5.

8 × 0.7 =4.06 (44)3.

7 × 0.2 =0.74 (45)8.

7 × 0.6 =5.22 (46)2.

1 × 0.4 =0.84 (47)1.

6 × 5 =8 (48)4.6 × 3 =13.8 (49)9.

5 × 0.6 =5.7 (50)5.

6 × 9 =50.4 (51)5.9 × 0.

3 =1.77 (52)9 × 2 =18 (53)9 × 4 =36 (54)4.5 × 3 =13.

5 (55)4.4 × 6 =26.4 (56)5.

5 × 4 =22 (57)8.6 × 6 =51.6 (58)6.

6 × 0.2 =1.32 (59)8.

7 × 0.6 =5.22 (60)2.

4 × 0.6 =1.44 (61)2.

1 × 0.2 =0.42 (62)4.

4 × 0.8 =3.52 (63)7.

1 × 9 =63.9 (64)3.8 × 3 =11.

4 (65)8.9 × 7 =62.3 (66)7.

1 × 0.2 =1.42 (67)3.

9 × 0.5 =1.95 (68)1.

6 × 0.7 =1.12 (69)3.

9 × 0.9 =3.51 (70)7.

7 × 2 =15.4 (71)7 × 0.7 =4.

9 (72)8.3 × 4 =33.2 (73)5.

1 × 0.2 =1.02 (74)9.

2 × 0.8 =7.36 (75)1.

3 × 6 =7.8 (76)6.8 × 7 =47.

6 (77)2.2 × 3 =6.6 (78)3.

2 × 8 =25.6 (79)6.8 × 0.

2 =1.36 (80)4.7 × 0.

2 =0.94 (81)6.7 × 9 =60.

3 (82)9.9 × 7 =69.3 (83)3.

3 × 0.2 =0.66 (84)2.

3 × 3 =6.9 (85)8.3 × 0.

5 =4.15 (86)8.5 × 0.

2 = 1.7 (87)1.7 × 0.

7 =1.19 (88)9 × 0.6 =5.

4(89)9.9 × 5 =49.5 (90)7.

4 × 0.3 =2.22 (91)7.

7 × 2 =15.4 (92)9.9 × 0.

4 =3.96 (93)5 × 0.2 =1 (94)8.

5 × 5 =42.5 (95)9.1 × 9 =81.

9 (96)5.6 × 0.5 =2.

8(97)5 × 8 =40 (98)3.1 × 0.4 =1.

24 (99)6.8 × 8 =54.4 (100)1.

9 × 0.2 =0.38

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