1、二、把下面的假分数化成带分数或整数。15 21 19 19 67 5 95 19 7 4 16 10 66 5 47 9 三、填上合适的数。 ( ) 1 716 17 = = ( )( ) ( ) 19 = ( ) 6 19 ( ) ( ) ( ) 3cm = dm 80cm = dm 766dm3 = m3 34dm = m 44cm2 = dm2 284mL = L 四、用分数表示下面各式的商。6 7 1 5 16 17 15 17 1 11 10 11 1 10 6 6 4 11 1 1 5 14 9 1 7 7 2 39 12 13 41 68 33 7 79 13 3 2 8 17
2、32 7 39 6 ( ) 1 18 11 = = ( ) 17 = ( ) 3 173cm = dm 27cm = dm 934dm3 = m3 41dm = m 71cm2 = dm2 997mL = L 3 13 1 15 12 13 9 16 4 5 2 15 8 9 3 9 1 54 1 17 6 3 10 10 6 55 15 17 31 39 32 8 98 19 7 2 16 20 31 8 49 9 ( ) 7 24 5 = = ( ) 3 = ( ) 8 39cm = dm 21cm = dm 951dm3 = m3 75dm = m 43cm2 = dm2 511mL =
3、 L 1 3 1 22 18 19 11 26 27 20 21 5 10 7 8 5 11 1 77 2 15 6 5 8 8 4 76 11 19 39 29 85 5 88 15 5 2 16 15 84 4 44 3 ( ) 1 2 13 = = ( ) 5 = ( ) 6 57cm = dm 32cm = dm 731dm3 = m3 31dm = m 18cm2 = dm2 647mL = L 37 12 10 9 8 9 5 2 7 7 2 13 4 1 4 17 6 3 10 7 5 57 5 21 23 19 62 10 61 4 2 2 8 10 61 9 30 2 ( ) 1 82 7 = = ( ) ( ) 7 197cm = dm 58cm = dm 668dm3 = m3 58dm = m 83cm2 = dm2 168mL = L 19 1 16 8 5 20 2 13 9 9 4 16 5 90 1 13 8 1 6 7