1、1五(下)数学分数乘法练习卷班级: 姓名; 1、直接写得数。0= = 12= = 45 =13 14 25 56 712 314 359 = = 100= 18 = =718 23 910 425 16 411 1143 5= 71 = = = 0 =15 310 1112 29 16 35 8132、计算下面各题,能简算的要简算. 3 5 4 23 15 47 35 25 34 18)92(893( + ) 5 ( + )27 6 ( ) 220 15 89 427 218 730 127)495(( ) (7 ) + 38 38 615 16 23 56 59 59 16 )74315(4
2、2 + 6 6 29 34 527 34 613 75 613 25 712 512 3516793221 37 24 320 335 625 8725184397243( + 7 ) 25 + 35 34 12 34 25 57 49 57 72)1(1 + (5 ) 514 2125 12 64 46 16 23 136)75(12( + + ) (125 34) ( + )7 5724 56 34 417 15 37 199 (24 + ) 78 1920 1920 83 124 677 1673853 + 0.425 ( - )60 + 25 210 910 110 712 15 47
3、 613 37 613(15 ) 32 101 25 8 227 2728 215 81721063383 101- 318317483710 710 89 89 89 89 99 + (1) 75 ( + ) 3 25 3635 35 415 47 89 225 45 3435 + - ( - ) (1) 75 (2) 1521 34 1021 34 34 56 59 185 415 718 914( - ) (1) 75 (2) (3) 21 (4) 56 59 185 415 718 914 914 29 1114 710 8334(5) (6) (1)3 (2) + 327845 58 512 7251573857(5) 7+ 5 (6) ( )(24 ) (4)18( + )231254956 (21 21) ( ) 302518697169)7321495(73416544 153 0.653 10 - - + ( )151115735 7191219 119 215 311103926157863374520195921941672152833147523524175 10 6.8 3.2 ( )12 464103926521451324145