1、 17 = = ( )( ) ( ) 19 = ( ) 8 19 ( ) ( ) ( ) 7cm = dm 19cm = dm 981dm3 = m3 26dm = m 24cm2 = dm2 436mL = L 四、用分数表示下面各式的商。7 11 1 36 4 5 3 50 4 4 17 6 10 3 16 3 1 1 17 10 5 7 8 3 66 13 21 29 14 46 3 69 9 7 2 8 14 45 2 34 4 ( ) 7 31 5 = = ( ) 5 = ( ) 8 53cm = dm 83cm = dm 934dm3 = m3 36dm = m 92cm2 = d
2、m2 344mL = L 4 19 1 19 2 3 5 27 28 18 19 4 9 9 6 1 15 6 28 5 15 7 5 7 7 6 27 10 9 41 31 47 3 63 3 2 2 16 15 46 3 32 2 ( ) 6 15 13 = = ( ) ( ) 7 194cm = dm 74cm = dm 716dm3 = m3 91dm = m 39cm2 = dm2 149mL = L 10 11 27 28 2 2 17 18 19 16 17 2 13 8 9 3 10 8 92 2 13 8 3 7 9 7 91 7 21 41 37 49 2 83 25 3
3、4 16 18 48 2 42 5 ( ) 5 96 13 = ( ) 6 133cm = dm 86cm = dm 917dm3 = m3 65dm = m 79cm2 = dm2 234mL = L 8 13 1 46 14 15 13 19 20 10 11 5 6 6 10 2 6 11 78 5 13 7 2 6 7 10 77 5 11 23 39 17 7 84 15 2 4 8 19 16 7 42 8 ( ) 1 2 11 = ( ) 6 115cm = dm 24cm = dm 925dm3 = m3 17dm = m 45cm2 = dm2 621mL = L 7 1 4
4、3 6 7 5 1 39 2 2 12 7 7 2 14 1 74 4 15 7 4 7 9 4 73 19 7 35 30 22 7 87 20 9 2 8 10 21 6 43 5 ( ) 7 1 ( ) 8 138cm = dm 16cm = dm 888dm3 = m3 83dm = m 97cm2 = dm2 549mL = L 37 20 21 5 33 34 8 9 3 18 10 8 3 17 4 89 2 18 8 1 9 8 5 89 8 9 39 42 44 4 63 7 8 4 16 14 44 3 32 3 19 = = ( ) 3 = ( ) 4 37cm = dm
5、 80cm = dm 251dm3 = m3 88dm = m 89cm2 = dm2 381mL = L 7 6 3 41 42 18 4 16 9 9 2 20 5 55 5 12 8 5 8 6 4 55 13 5 29 31 37 7 83 17 7 2 8 15 37 6 42 9 ( ) 1 4 ( ) 8 119cm = dm 65cm = dm 115dm3 = m3 77dm = m 80cm2 = dm2 422mL = L 5 47 48 20 5 44 45 6 5 9 6 8 4 17 1 88 2 19 9 1 9 6 2 89 7 17 27 37 62 4 91
6、 4 3 4 8 19 62 3 45 4 ( ) 9 15 7 = = ( ) ( ) 10 194cm = dm 34cm = dm 967dm3 = m3 62dm = m 20cm2 = dm2 289mL = L 5 25 26 14 5 39 40 18 5 15 8 6 5 11 9 81 4 17 6 4 7 10 10 82 15 21 25 35 27 8 96 13 7 4 8 17 26 7 48 7 ( ) 2 138cm = dm 52cm = dm 862dm3 = m3 73dm = m 32cm2 = dm2 690mL = L 16 19 36 37 16 3 1 44 14 5 5 8 9 5 8 3 1 5 13 9 4 8 9 4 72 32 11
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