1樓:
1)2.9 × 0.5 = 答案:
1.45 (2)5.9 × 0.
2 = 答案:1.18 (3)3.
6 × 7 = 答案:25.2 (4)4.
3 × 0.3 = 答案:1.
29 (5)5.9 × 9 = 答案:53.
1 (6)9.4 × 9 = 答案:84.
6 (7)7.5 × 6 = 答案:45 (8)1.
3 × 3 = 答案:3.9 (9)3.
8 × 7 = 答案:26.6 (10)4.
7 × 5 = 答案:23.5 (11)5.
2 × 7 = 答案:36.4 (12)2.
3 × 2 = 答案:4.6 (13)6.
8 × 7 = 答案:47.6 (14)6.
7 × 0.3 = 答案:2.
01 (15)7.5 × 7 = 答案:52.
5 (16)7.1 × 0.7 = 答案:
4.97 (17)6.6 × 2 = 答案:
13.2 (18)3.5 × 0.
2 = 答案:0.7 (19)3.
7 × 0.3 = 答案:1.
11 (20)4 × 0.3 = 答案:1.
2 (21)9.2 × 9 = 答案:82.
8 (22)6.1 × 9 = 答案:54.
9 (23)6.8 × 5 = 答案:34 (24)4.
8 × 4 = 答案:19.2 (25)4.
1 × 2 = 答案:8.2 (26)6.
4 × 0.4 = 答案:2.
56 (27)9.6 × 7 = 答案:67.
2 (28)1.9 × 0.8 = 答案:
1.52 (29)4.2 × 0.
3 = 答案:1.26 (30)1.
9 × 0.8 = 答案:1.
52 (31)8.7 × 0.4 = 答案:
3.48 (32)2.6 × 7 = 答案:
18.2 (33)2.1 × 3 = 答案:
6.3 (34)1.6 × 2 = 答案:
3.2 (35)5.3 × 3 = 答案:
15.9 (36)8.5 × 9 = 答案:
76.5 (37)6.9 × 0.
7 = 答案:4.83 (38)6.
6 × 0.4 = 答案:2.
64 (39)4.3 × 8 = 答案:34.
4 (40)8.2 × 3 = 答案:24.
6 (41)8.4 × 6 = 答案:50.
4 (42)2 × 6 = 答案:12 (43)8.7 × 0.
3 = 答案:2.61 (44)3.
2 × 0.5 = 答案:1.
6 (45)8.5 × 0.9 = 答案:
7.65 (46)7.1 × 0.
7 = 答案:4.97 (47)7.
1 × 6 = 答案:42.6 (48)7.
4 × 0.5 = 答案:3.
7 (49)9.6 × 3 = 答案:28.
8 (50)8.4 × 8 = 答案:67.
2 (51)2.5 × 4 = 答案:10 (52)1.
3 × 3 = 答案:3.9 (53)8 × 0.
4 = 答案:3.2 (54)7.
8 × 9 = 答案:70.2 (55)6 × 0.
5 = 答案:3 (56)7.7 × 8 = 答案:
61.6 (57)9.9 × 0.
7 = 答案:6.93 (58)5.
4 × 2 = 答案:10.8 (59)5.
1 × 2 = 答案:10.2 (60)4.
7 × 3 = 答案:14.1 (61)1.
2 × 0.2 = 答案:0.
24 (62)5.3 × 0.2 = 答案:
1.06 (63)2.7 × 8 = 答案:
21.6 (64)2 × 9 = 答案:18 (65)9.
6 × 9 = 答案:86.4 (66)5.
4 × 3 = 答案:16.2 (67)9.
3 × 3 = 答案:27.9 (68)5.
5 × 0.8 = 答案:4.
4 (69)7.4 × 0.7 = 答案:
5.18 (70)3.4 × 0.
6 = 答案:2.04 (71)4.
5 × 0.4 = 答案:1.
8 (72)3.8 × 7 = 答案:26.
6 (73)4.7 × 0.2 = 答案:
0.94 (74)1.5 × 6 = 答案:
9 (75)8 × 0.9 = 答案:7.
2 (76)9.2 × 0.6 = 答案:
5.52 (77)2.4 × 9 = 答案:
21.6 (78)1.8 × 5 = 答案:
9 (79)8.9 × 0.6 = 答案:
5.34 (80)3.2 × 0.
8 = 答案:2.56 (81)9.
7 × 9 = 答案:87.3 (82)6 × 7 = 答案:
42 (83)1.6 × 0.7 = 答案:
1.12 (84)6.3 × 2 = 答案:
12.6 (85)7.1 × 0.
8 = 答案:5.68 (86)5.
2 × 7 = 答案:36.4 (87)3.
9 × 0.8 = 答案:3.
12 (88)9.9 × 0.2 = 答案:
1.98 (89)2.4 × 0.
4 = 答案:0.96 (90)3.
5 × 5 = 答案:17.5 (91)7.
7 × 3 = 答案:23.1 (92)9.
5 × 0.2 = 答案:1.
9 (93)7.8 × 0.3 = 答案:
2.34 (94)3.4 × 8 = 答案:
27.2 (95)1.3 × 0.
6 = 答案:0.78 (96)9 × 0.
5 = 答案:4.5 (97)3.
5 × 0.5 = 答案:1.
75 (98)3.4 × 9 = 答案:30.
6 (99)3.4 × 0.9 = 答案:
3.06 (100)6.5 × 0.
5 = 答案:3.25 1)7.
4 × 6 = 答案:44.4 (2)2.
3 × 5 = 答案:11.5 (3)5.
1 × 0.4 = 答案:2.
04 (4)9.6 × 4 = 答案:38.
4 (5)5.4 × 5 = 答案:27 (6)1.
5 × 0.8 = 答案:1.
2 (7)9.4 × 2 = 答案:18.
8 (8)1.6 × 0.8 = 答案:
1.28 (9)7.5 × 0.
7 = 答案:5.25 (10)3.
7 × 9 = 答案:33.3 (11)1.
8 × 0.6 = 答案:1.
08 (12)3.5 × 7 = 答案:24.
5 (13)9.3 × 4 = 答案:37.
2 (14)2.7 × 0.7 = 答案:
1.89 (15)5.2 × 7 = 答案:
36.4 (16)3.8 × 0.
2 = 答案:0.76 (17)1.
2 × 0.9 = 答案:1.
08 (18)6.1 × 7 = 答案:42.
7 (19)3.8 × 0.7 = 答案:
2.66 (20)1.6 × 5 = 答案:
8 (21)5.9 × 0.3 = 答案:
1.77 (22)9 × 9 = 答案:81 (23)7.
1 × 0.3 = 答案:2.
13 (24)9.7 × 2 = 答案:19.
4 (25)5.8 × 0.8 = 答案:
4.64 (26)1.7 × 6 = 答案:
10.2 (27)9.6 × 0.
5 = 答案:4.8 (28)1.
8 × 4 = 答案:7.2 (29)4.
3 × 0.6 = 答案:2.
58 (30)1.3 × 9 = 答案:11.
7 (31)2.9 × 8 = 答案:23.
2 (32)5.6 × 7 = 答案:39.
2 (33)5.3 × 0.6 = 答案:
3.18 (34)5.4 × 0.
7 = 答案:3.78 (35)5.
3 × 0.2 = 答案:1.
06 (36)8.3 × 2 = 答案:16.
6 (37)9.5 × 3 = 答案:28.
5 (38)7.3 × 2 = 答案:14.
6 (39)2 × 0.5 = 答案:1 (40)5.
2 × 0.6 = 答案:3.
12 (41)9.7 × 7 = 答案:67.
9 (42)6.1 × 8 = 答案:48.
8 (43)6.7 × 0.2 = 答案:
1.34 (44)8.6 × 6 = 答案:
51.6 (45)3.1 × 0.
5 = 答案:1.55 (46)8.
2 × 6 = 答案:49.2 (47)1.
5 × 6 = 答案:9 (48)8.4 × 2 = 答案:
16.8 (49)1.3 × 6 = 答案:
7.8 (50)8.9 × 0.
5 = 答案:4.45 (51)6.
7 × 2 = 答案:13.4 (52)5.
4 × 6 = 答案:32.4 (53)6.
3 × 9 = 答案:56.7 (54)6.
4 × 3 = 答案:19.2 (55)8.
5 × 0.2 = 答案:1.
7 (56)1.5 × 0.5 = 答案:
0.75 (57)3 × 0.4 = 答案:
1.2 (58)6.8 × 5 = 答案:
34 (59)8.7 × 0.3 = 答案:
2.61 (60)5.6 × 6 = 答案:
33.6 (61)5.5 × 0.
7 = 答案:3.85 (62)9.
6 × 0.3 = 答案:2.
88 (63)9.6 × 7 = 答案:67.
2 (64)8.3 × 3 = 答案:24.
9 (65)9.5 × 0.5 = 答案:
4.75 (66)5.5 × 9 = 答案:
49.5 (67)1.9 × 9 = 答案:
17.1 (68)2.2 × 7 = 答案:
15.4 (69)3.8 × 0.
9 = 答案:3.42 (70)1.
8 × 0.7 = 答案:1.
26 (71)4.6 × 0.2 = 答案:
0.92 (72)1.3 × 0.
2 = 答案:0.26 (73)4.
3 × 0.9 = 答案:3.
87 (74)1.4 × 2 = 答案:2.
8 (75)7 × 5 = 答案:35 (76)2.5 × 7 = 答案:
17.5 (77)6.4 × 0.
4 = 答案:2.56 (78)6.
3 × 5 = 答案:31.5 (79)3.
1 × 4 = 答案:12.4 (80)5.
8 × 0.7 = 答案:4.
06 (81)1.2 × 8 = 答案:9.
6 (82)6.5 × 0.5 = 答案:
3.25 (83)3.9 × 0.
9 = 答案:3.51 (84)9.
3 × 3 = 答案:27.9 (85)2 × 2 = 答案:
4 (86)3.7 × 5 = 答案:18.
5 (87)1.1 × 3 = 答案:3.
3 (88)6.5 × 5 = 答案:32.
5 (89)2.7 × 0.8 = 答案:
2.16 (90)8.4 × 8 = 答案:
67.2 (91)4.2 × 0.
8 = 答案:3.36 (92)6.
9 × 2 = 答案:13.8 (93)6.
6 × 2 = 答案:13.2 (94)9.
5 × 0.8 = 答案:7.
6 (95)6.6 × 0.7 = 答案:
4.62 (96)1.7 × 0.
5 = 答案:0.85 (97)6.
9 × 9 = 答案:62.1 (98)8.
4 × 6 = 答案:50.4 (99)9.
4 × 0.5 = 答案:4.
7 (100)8.4 × 0.5 = 答案:
4.2 (1)5.6 × 8 = 答案:
44.8 (2)3.9 × 5 = 答案:
19.5 (3)5.4 × 0.
4 = 答案:2.16 (4)7.
3 × 0.2 = 答案:1.
46 (5)9.4 × 8 = 答案:75.
2 (6)3.8 × 0.3 = 答案:
1.14 (7)8.6 × 0.
4 = 答案:3.44 (8)7.
3 × 4 = 答案:29.2 (9)4.
8 × 0.4 = 答案:1.
92 (10)1.3 × 4 = 答案:5.
2 (11)7.3 × 8 = 答案:58.
4 (12)8 × 4 = 答案:32 (13)3.2 × 6 = 答案:
19.2 (14)4.7 × 0.
3 = 答案:1.41 (15)4.
6 × 0.9 = 答案:4.
14 (16)9.9 × 4 = 答案:39.
6 (17)8.2 × 0.5 = 答案:
4.1 (18)8.2 × 0.
5 = 答案:4.1 (19)5 × 0.
8 = 答案:4 (20)5.7 × 9 = 答案:
51.3 (21)3.9 × 5 = 答案:
19.5 (22)7.3 × 2 = 答案:
14.6 (23)5.3 × 3 = 答案:
15.9 (24)6.7 × 0.
2 = 答案:1.34 (25)4.
3 × 0.5 = 答案:2.
15 (26)4.7 × 0.4 = 答案:
1.88 (27)2.4 × 5 = 答案:
12 (28)7.3 × 0.3 = 答案:
2.19 (29)3.8 × 0.
9 = 答案:3.42 (30)7.
3 × 4 = 答案:29.2 (31)5.
1 × 0.7 = 答案:3.
57 (32)9.8 × 2 = 答案:19.
6 (33)8.3 × 0.7 = 答案:
5.81 (34)4.3 × 0.
6 = 答案:2.58 (35)9.
5 × 0.3 = 答案:2.
85 (36)9.9 × 5 = 答案:49.
5 (37)3.4 × 2 = 答案:6.
8 (38)2.9 × 4 = 答案:11.
6 (39)1.1 × 6 = 答案:6.
6 (40)2.1 × 5 = 答案:10.
5 (41)9.1 × 0.8 = 答案:
7.28 (42)9.7 × 0.
3 = 答案:2.91 (43)9.
6 × 0.5 = 答案:4.
8 (44)5.1 × 0.6 = 答案:
3.06 (45)5.5 × 8 = 答案:
44 (46)9 × 8 = 答案:72 (47)5 × 4 = 答案:20 (48)4.
1 × 5 = 答案:20.5 (49)1.
4 × 0.3 = 答案:0.
42 (50)2.4 × 9 = 答案:21.
6 (51)5.1 × 7 = 答案:35.
7 (52)7.9 × 5 = 答案:39.
5 (53)4.1 × 9 = 答案:36.
9 (54)1.6 × 2 = 答案:3.
2 (55)6.7 × 0.8 = 答案:
5.36 (56)8.9 × 0.
7 = 答案:6.23 (57)6.
2 × 0.2 = 答案:1.
24 (58)2.6 × 7 = 答案:18.
2 (59)6.8 × 0.6 = 答案:
4.08 (60)5.6 × 9 = 答案:
50.4 (61)9.8 × 0.
8 = 答案:7.84 (62)9 × 9 = 答案:
81 (63)3.8 × 7 = 答案:26.
6 (64)2.5 × 6 = 答案:15 (65)1.
7 × 5 = 答案:8.5 (66)4.
6 × 0.7 = 答案:3.
22 (67)8.9 × 3 = 答案:26.
7 (68)7.9 × 0.6 = 答案:
4.74 (69)6.3 × 4 = 答案:
25.2 (70)2.9 × 0.
3 = 答案:0.87 (71)4.
6 × 8 = 答案:36.8 (72)1.
5 × 2 = 答案:3 (73)6.9 × 0.
7 = 答案:4.83 (74)5.
8 × 6 = 答案:34.8 (75)3.
4 × 0.5 = 答案:1.
7 (76)1.9 × 2 = 答案:3.
8 (77)8.3 × 0.4 = 答案:
3.32 (78)7.4 × 6 = 答案:
44.4 (79)4.5 × 3 = 答案:
13.5 (80)5.9 × 4 = 答案:
23.6 (81)8.9 × 0.
2 = 答案:1.78 (82)4.
9 × 8 = 答案:39.2 (83)7.
5 × 2 = 答案:15 (84)1.5 × 7 = 答案:
10.5 (85)8.3 × 0.
4 = 答案:3.32 (86)6.
1 × 0.6 = 答案:3.
66 (87)3.7 × 0.5 = 答案:
1.85 (88)7.4 × 0.
5 = 答案:3.7 (89)1.
3 × 0.7 = 答案:0.
91 (90)3.5 × 0.7 = 答案:
2.45 (91)9.9 × 0.
2 = 答案:1.98 (92)2 × 7 = 答案:
14 (93)4.4 × 0.8 = 答案:
3.52 (94)8.5 × 4 = 答案:
34 (95)9.8 × 8 = 答案:78.
4 (96)9 × 9 = 答案:81 (97)2.7 × 8 = 答案:
21.6 (98)1.6 × 0.
3 = 答案:0.48 (99)5.
7 × 3 = 答案:17.1 (100)7.
5 × 5 = 答案:37.5 1)4.
1 × 0.7 = 答案:2.
87 (2)3.9 × 5 = 答案:19.
5 (3)8.5 × 2 = 答案:17 (4)7.
7 × 6 = 答案:46.2 (5)4 × 9 = 答案:
36 (6)1.7 × 2 = 答案:3.
4 (7)7.9 × 6 = 答案:47.
4 (8)4.2 × 0.9 = 答案:
3.78 (9)2.6 × 6 = 答案:
15.6 (10)9.9 × 8 = 答案:
79.2 (11)1.7 × 5 = 答案:
8.5 (12)2.4 × 4 = 答案:
9.6 (13)6 × 0.4 = 答案:
2.4 (14)3.9 × 6 = 答案:
23.4 (15)7 × 0.4 = 答案:
2.8 (16)7.6 × 0.
4 = 答案:3.04 (17)3.
9 × 0.7 = 答案:2.
73 (18)2.8 × 0.3 = 答案:
0.84 (19)3 × 9 = 答案:27 (20)8.
1 × 0.3 = 答案:2.
43 (21)3.3 × 8 = 答案:26.
4 (22)8.1 × 0.7 = 答案:
5.67 (23)2.2 × 3 = 答案:
6.6 (24)3 × 6 = 答案:18 (25)3.
2 × 5 = 答案:16 (26)4.3 × 7 = 答案:
30.1 (27)6.7 × 5 = 答案:
33.5 (28)2.7 × 0.
7 = 答案:1.89 (29)1.
4 × 0.9 = 答案:1.
26 (30)1.6 × 9 = 答案:14.
4 (31)8 × 0.8 = 答案:6.
4 (32)5.9 × 2 = 答案:11.
8 (33)3.6 × 9 = 答案:32.
4 (34)1.4 × 0.6 = 答案:
0.84 (35)8.3 × 0.
2 = 答案:1.66 (36)7 × 9 = 答案:
63 (37)8.7 × 8 = 答案:69.
6 (38)2.9 × 3 = 答案:8.
7 (39)6.7 × 0.2 = 答案:
1.34 (40)1.6 × 0.
8 = 答案:1.28 (41)9.
6 × 2 = 答案:19.2 (42)5.
4 × 5 = 答案:27 (43)5.8 × 0.
7 = 答案:4.06 (44)3.
7 × 0.2 = 答案:0.
74 (45)8.7 × 0.6 = 答案:
5.22 (46)2.1 × 0.
4 = 答案:0.84 (47)1.
6 × 5 = 答案:8 (48)4.6 × 3 = 答案:
13.8 (49)9.5 × 0.
6 = 答案:5.7 (50)5.
6 × 9 = 答案:50.4 (51)5.
9 × 0.3 = 答案:1.
77 (52)9 × 2 = 答案:18 (53)9 × 4 = 答案:36 (54)4.
5 × 3 = 答案:13.5 (55)4.
4 × 6 = 答案:26.4 (56)5.
5 × 4 = 答案:22 (57)8.6 × 6 = 答案:
51.6 (58)6.6 × 0.
2 = 答案:1.32 (59)8.
7 × 0.6 = 答案:5.
22 (60)2.4 × 0.6 = 答案:
1.44 (61)2.1 × 0.
2 = 答案:0.42 (62)4.
4 × 0.8 = 答案:3.
52 (63)7.1 × 9 = 答案:63.
9 (64)3.8 × 3 = 答案:11.
4 (65)8.9 × 7 = 答案:62.
3 (66)7.1 × 0.2 = 答案:
1.42 (67)3.9 × 0.
5 = 答案:1.95 (68)1.
6 × 0.7 = 答案:1.
12 (69)3.9 × 0.9 = 答案:
3.51 (70)7.7 × 2 = 答案:
15.4 (71)7 × 0.7 = 答案:
4.9 (72)8.3 × 4 = 答案:
33.2 (73)5.1 × 0.
2 = 答案:1.02 (74)9.
2 × 0.8 = 答案:7.
36 (75)1.3 × 6 = 答案:7.
8 (76)6.8 × 7 = 答案:47.
6 (77)2.2 × 3 = 答案:6.
6 (78)3.2 × 8 = 答案:25.
6 (79)6.8 × 0.2 = 答案:
1.36 (80)4.7 × 0.
2 = 答案:0.94 (81)6.
7 × 9 = 答案:60.3 (82)9.
9 × 7 = 答案:69.3 (83)3.
3 × 0.2 = 答案:0.
66 (84)2.3 × 3 = 答案:6.
9 (85)8.3 × 0.5 = 答案:
4.15 (86)8.5 × 0.
2 = 答案:1.7 (87)1.
7 × 0.7 = 答案:1.
19 (88)9 × 0.6 = 答案:5.
4 (89)9.9 × 5 = 答案:49.
5 (90)7.4 × 0.3 = 答案:
2.22 (91)7.7 × 2 = 答案:
15.4 (92)9.9 × 0.
4 = 答案:3.96 (93)5 × 0.
2 = 答案:1 (94)8.5 × 5 = 答案:
42.5 (95)9.1 × 9 = 答案:
81.9 (96)5.6 × 0.
5 = 答案:2.8 (97)5 × 8 = 答案:
40 (98)3.1 × 0.4 = 答案:
1.24 (99)6.8 × 8 = 答案:
54.4 (100)1.9 × 0.
2 = 答案:0.38供參考
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