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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