分数乘法练习题 1、分数乘以整数 (1)×11= (2)×27= (3) ×8= (4)×8= (5) ×3= (6)×7= (7)×2500= (8)3×= (9) ×6= (10)×6= 2、分数乘以分数 (1)×= (2) ×= (3) ×= (4) ×= (5)×= (6) ×= (7) ×= (8)×= (9) ×= (10) ×= (11) ×= 3、小数乘分数 (1)2.4 × (2) 2.1 × (3)1.5× (4)3.5× (5)1.4× (6)4.2× 4、分数乘、加、减混合 (1) ×(-) (2)××10 (3) ×+1 (4)+× (5) ×16× (6) -× 1 -× (8) ×(5-) ×7+ (10)×+ (11) -× (12)×(-) (13)+× (14)×4× (15)×× 5、分数乘、加、减简便运算 (1)(+)×27 (2) 87× (3)-× (4)×+× (5) ×6+×6 (6)×101- × 99 + (8) ×+ ×- ××3 (10)5×× (11) × 4 × (12)(+ )× 5 (+)×54 (14) 6 ×(×) (- )× (16)×(7 - ) (17) ×+ × (18)×+× ×- × (20) ×6 - × 6 (21)21× (22)37× × 24 (24)(+ 7 )× 25 (25)×+ × (26) - × (27)1- × (28) + × ×(5 - ) (30)12×(+ + ) (31)×(125 × 34) (32)(+ )×7 ×5 × 199 × (34)(24 + )× (35) × 78 (36)2017× ×35 (38)(2017+)× (39)2017× (40)×17+
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