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五年级数学下册分数的性质专项练习题108

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人教版五年级数学下册分数的性质专项练习题

一、填一填。

9 9×□ □ 40 40〇□ □ — = ——— = — — = ——— = — 8 8×7 56 36 36〇□ 9 1 ( ) 6 ( ) — = — — = — 9 54 30 5 7 ( ) 2 ( ) — = — — = — 8 16 34 17 3 ( ) 9 2 10 ( ) — = — = — — = — = — 4 8 ( ) 5 ( ) 30 32 ( ) 24 5 ( ) 15 — = — = — — = — = — 28 7 ( ) 6 12 ( ) 60 30 ( ) 5 1 ( ) — = — = — — = — = — 48 ( ) 12 ( ) 3 30

二、把下面的分数化成分母是12而大小不变的分数。

11 4 9 3 3 — — — — — 6 3 4 36 60

人教版五年级数学下册分数的性质专项练习题

一、填一填。

1 1×□ □ 44 44〇□ □ — = ——— = — — = ——— = — 7 7×5 35 40 40〇□ 10 1 ( ) 4 ( ) — = — — = — 5 40 6 3 1 ( ) 20 ( ) — = — — = — 6 30 35 7 1 ( ) 3 1 4 ( ) — = — = — — = — = — 8 16 ( ) 2 ( ) 14 36 ( ) 18 7 ( ) 21 — = — = — — = — = — 28 7 ( ) 6 12 ( ) 12 4 ( ) 5 1 ( ) — = — = — — = — = — 36 ( ) 9 ( ) 8 80

二、把下面的分数化成分母是12而大小不变的分数。

7 3 7 6 2 — — — — — 6 2 4 36 84

人教版五年级数学下册分数的性质专项练习题

一、填一填。

9 9×□ □ 30 30〇□ □ — = ——— = — — = ——— = — 8 8×7 56 36 36〇□ 6 1 ( ) 20 ( ) — = — — = — 4 32 35 7 6 ( ) 4 ( ) — = — — = — 7 56 8 2 6 ( ) 18 4 20 ( ) — = — = — — = — = — 5 10 ( ) 7 ( ) 49 24 ( ) 24 7 ( ) 21 — = — = — — = — = — 15 5 ( ) 6 12 ( ) 96 32 ( ) 2 1 ( ) — = — = — — = — = — 84 ( ) 14 ( ) 9 90

二、把下面的分数化成分母是12而大小不变的分数。

1 4 7 12 3 — — — — — 6 3 4 36 84

人教版五年级数学下册分数的性质专项练习题

一、填一填。

3 3×□ □ 44 44〇□ □ — = ——— = — — = ——— = — 4 4×8 32 40 40〇□ 10 1 ( ) 24 ( ) — = — — = — 9 54 56 7 8 ( ) 20 ( ) — = — — = — 7 14 25 5 5 ( ) 15 1 4 ( ) — = — = — — = — = — 4 8 ( ) 7 ( ) 63 12 ( ) 12 7 ( ) 21 — = — = — — = — = — 9 3 ( ) 3 6 ( ) 72 36 ( ) 3 1 ( ) — = — = — — = — = — 60 ( ) 10 ( ) 2 12

二、把下面的分数化成分母是12而大小不变的分数。

1 1 1 12 2 — — — — — 2 3 3 36 60

人教版五年级数学下册分数的性质专项练习题

一、填一填。

6 6×□ □ 56 56〇□ □ — = ——— = — — = ——— = — 5 5×5 25 〇□ 8 1 ( ) 5 ( ) — = — — = — 2 4 10 2 13 ( ) 55 ( ) — = — — = — 7 49 85 17 7 ( ) 21 3 12 ( ) — = — = — — = — = — 6 12 ( ) 5 ( ) 30 21 ( ) 21 5 ( ) 15 — = — = — — = — = — 15 5 ( ) 9 18 ( ) 60 20 ( ) 2 1 ( ) — = — = — — = — = — 72 ( ) 12 ( ) 6 42

二、把下面的分数化成分母是12而大小不变的分数。

1 13 9 2 3 — — — — — 2 6 4 36 84

人教版五年级数学下册分数的性质专项练习题

一、填一填。

3 3×□ □ 28 28〇□ □ — = ——— = — — = ——— = — 4 4×9 36 35 35〇□ 5 1 ( ) 24 ( ) — = — — = — 3 12 30 5 8 ( ) 25 ( ) — = — — = — 9 63 35 7 1 ( ) 3 2 8 ( ) — = — = — — = — = — 7 14 ( ) 3 ( ) 18 24 ( ) 12 5 ( ) 15 — = — = — — = — = — 20 5 ( ) 6 12 ( ) 48 24 ( ) 3 1 ( ) — = — = — — = — = — 60 ( ) 15 ( ) 4 36

二、把下面的分数化成分母是12而大小不变的分数。

5 13 4 3 6 — — — — — 6 6 3 36 72

人教版五年级数学下册分数的性质专项练习题

一、填一填。

6 6×□ □ 56 56〇□ □ — = ——— = — — = ——— = — 5 5×7 35 〇□ 8 1 ( ) 6 ( ) — = — — = — 9 81 18 3 13 ( ) 12 ( ) — = — — = — 6 24 57 19 4 ( ) 12 2 10 ( ) — = — = — — = — = — 5 10 ( ) 7 ( ) 70 15 ( ) 6 5 ( ) 15 — = — = — — = — = — 10 2 ( ) 9 18 ( ) 12 6 ( ) 2 1 ( ) — = — = — — = — = — 36 ( ) 9 ( ) 5 40

二、把下面的分数化成分母是12而大小不变的分数。

3 3 3 2 3 — — — — — 2 4 2 48 84

人教版五年级数学下册分数的性质专项练习题

一、填一填。

8 8×□ □ 32 32〇□ □ — = ——— = — — = ——— = — 7 7×5 35 36 36〇□ 9 1 ( ) 8 ( ) — = — — = — 2 10 16 2 5 ( ) 25 ( ) — = — — = — 3 12 55 11 9 ( ) 27 4 20 ( ) — = — = — — = — = — 8 16 ( ) 5 ( ) 45 12 ( ) 9 10 ( ) 30 — = — = — — = — = — 8 2 ( ) 9 18 ( ) 84 28 ( ) 2 1 ( ) — = — = — — = — = — 72 ( ) 12 ( ) 9 63

二、把下面的分数化成分母是12而大小不变的分数。

4 5 2 2 2 — — — — — 3 3 3 24 60

人教版五年级数学下册分数的性质专项练习题

一、填一填。

4 4×□ □ 16 16〇□ □ — = ——— = — — = ——— = — 5 5×9 45 20 20〇□ 5 1 ( ) 9 ( ) — = — — = — 7 42 18 2 7 ( ) 42 ( ) — = — — = — 4 24 51 17 4 ( ) 12 1 5 ( ) — = — = — — = — = — 3 6 ( ) 3 ( ) 24 6 ( ) 9 5 ( ) 15 — = — = — — = — = — 4 2 ( ) 9 18 ( ) 12 4 ( ) 3 1 ( ) — = — = — — = — = — 48 ( ) 8 ( ) 4 24

二、把下面的分数化成分母是12而大小不变的分数。

1 1 4 2 6 — — — — — 4 6 3 36 72

人教版五年级数学下册分数的性质专项练习题

一、填一填。

1 1×□ □ 12 12〇□ □ — = ——— = — — = ——— = — 4 4×4 16 15 15〇□ 5 1 ( ) 24 ( ) — = — — = — 9 27 88 11 5 ( ) 12 ( ) — = — — = — 2 18 26 13 1 ( ) 3 1 5 ( ) — = — = — — = — = — 7 14 ( ) 3 ( ) 30 45 ( ) 27 7 ( ) 21 — = — = — — = — = — 35 7 ( ) 3 6 ( ) 84 28 ( ) 3 1 ( ) — = — = — — = — = — 72 ( ) 18 ( ) 5 35

二、把下面的分数化成分母是12而大小不变的分数。

5 3 5 6 3 — — — — — 4 4 3 36 84

人教版五年级数学下册分数的性质专项练习题

一、填一填。

1 1×□ □ 72 72〇□ □ — = ——— = — — = ——— = — 6 6×5 30 〇□ 8 1 ( ) 6 ( ) — = — — = — 8 15 5 1 ( ) 6 ( ) — = — — = — 8 24 9 3 5 ( ) 15 1 2 ( ) — = — = — — = — = — 6 12 ( ) 3 ( ) 18 36 ( ) 36 7 ( ) 21 — = — = — — = — = — 28 7 ( ) 6 12 ( ) 48 24 ( ) 5 1 ( ) — = — = — — = — = — 36 ( ) 9 ( ) 5 50

二、把下面的分数化成分母是12而大小不变的分数。

7 1 13 2 4 — — — — — 6 2 6 48 84

人教版五年级数学下册分数的性质专项练习题

一、填一填。

1 1×□ □ 25 25〇□ □ — = ——— = — — = ——— = — 5 5×7 35 20 20〇□ 4 1 ( ) 42 ( ) — = — — = — 4 24 66 11 17 ( ) 40 ( ) — = — — = — 9 18 44 11 5 ( ) 15 1 5 ( ) — = — = — — = — = — 4 8 ( ) 2 ( ) 18 22 ( ) 33 7 ( ) 21 — = — = — — = — = — 14 7 ( ) 6 12 ( ) 12 4 ( ) 3 1 ( ) — = — = — — = — = — 60 ( ) 15 ( ) 5 30

二、把下面的分数化成分母是12而大小不变的分数。

5 1 3 2 3 — — — — — 3 4 2 48 60

人教版五年级数学下册分数的性质专项练习题

一、填一填。

1 1×□ □ 18 18〇□ □ — = ——— = — — = ——— = — 8 8×5 40 15 15〇□ 5 1 ( ) 14 ( ) — = — — = — 9 72 35 5 3 ( ) 5 ( ) — = — — = — 4 24 55 11 1 ( ) 3 1 4 ( ) — = — = — — = — = — 4 8 ( ) 3 ( ) 18 55 ( ) 44 7 ( ) 21 — = — = — — = — = — 35 7 ( ) 9 18 ( ) 60 30 ( ) 2 1 ( ) — = — = — — = — = — 72 ( ) 12 ( ) 9 54

二、把下面的分数化成分母是12而大小不变的分数。

1 1 9 3 4 — — — — — 4 3 4 36 72

人教版五年级数学下册分数的性质专项练习题

一、填一填。

4 4×□ □ 63 63〇□ □ — = ——— = — — = ——— = — 3 3×7 21 54 54〇□ 6 1 ( ) 27 ( ) — = — — = — 3 9 33 11 11 ( ) 8 ( ) — = — — = — 5 25 10 5 4 ( ) 12 2 6 ( ) — = — = — — = — = — 3 6 ( ) 5 ( ) 40 9 ( ) 9 7 ( ) 21 — = — = — — = — = — 6 2 ( ) 9 18 ( ) 12 4 ( ) 3 1 ( ) — = — = — — = — = — 72 ( ) 12 ( ) 8 56

二、把下面的分数化成分母是12而大小不变的分数。

2 2 5 6 2 — — — — — 3 3 6 48 60

人教版五年级数学下册分数的性质专项练习题

一、填一填。

9 9×□ □ 35 35〇□ □ — = ——— = — — = ——— = — 8 8×4 32 30 30〇□ 6 1 ( ) 15 ( ) — = — — = — 4 36 25 5 9 ( ) 5 ( ) — = — — = — 8 56 15 3 6 ( ) 18 1 3 ( ) — = — = — — = — = — 7 14 ( ) 5 ( ) 50 15 ( ) 12 7 ( ) 21 — = — = — — = — = — 10 2 ( ) 9 18 ( ) 48 24 ( ) 5 1 ( ) — = — = — — = — = — 36 ( ) 6 ( ) 3 18

二、把下面的分数化成分母是12而大小不变的分数。

11 3 1 12 3 — — — — — 6 4 4 48 84

人教版五年级数学下册分数的性质专项练习题

一、填一填。

4 4×□ □ 56 56〇□ □ — = ——— = — — = ——— = — 3 3×6 18 〇□ 8 1 ( ) 42 ( ) — = — — = — 5 35 66 11 19 ( ) 2 ( ) — = — — = — 9 72 4 2 2 ( ) 6 1 5 ( ) — = — = — — = — = — 3 6 ( ) 3 ( ) 21 36 ( ) 27 4 ( ) 12 — = — = — — = — = — 20 5 ( ) 3 6 ( ) 84 42 ( ) 3 1 ( ) — = — = — — = — = — 72 ( ) 12 ( ) 2 18

二、把下面的分数化成分母是12而大小不变的分数。

5 1 1 6 4 — — — — — 3 2 2 48 72

人教版五年级数学下册分数的性质专项练习题

一、填一填。

9 9×□ □ 24 24〇□ □ — = ——— = — — = ——— = — 8 8×7 56 28 28〇□ 7 1 ( ) 7 ( ) — = — — = — 8 21 3 2 ( ) 16 ( ) — = — — = — 3 12 44 11 8 ( ) 24 1 3 ( ) — = — = — — = — = — 7 14 ( ) 2 ( ) 14 9 ( ) 9 7 ( ) 21 — = — = — — = — = — 6 2 ( ) 6 12 ( ) 84 42 ( ) 5 1 ( ) — = — = — — = — = — 72 ( ) 12 ( ) 2 18

二、把下面的分数化成分母是12而大小不变的分数。

3 7 3 3 2 — — — — — 2 3 2 24 72

人教版五年级数学下册分数的性质专项练习题

一、填一填。

5 5×□ □ 27 27〇□ □ — = ——— = — — = ——— = — 4 4×8 32 36 36〇□ 4 1 ( ) 20 ( ) — = — — = — 3 9 35 7 4 ( ) 6 ( ) — = — — = — 5 45 10 5 1 ( ) 3 1 2 ( ) — = — = — — = — = — 5 10 ( ) 2 ( ) 18 39 ( ) 39 8 ( ) 24 — = — = — — = — = — 21 7 ( ) 9 18 ( ) 12 6 ( ) 5 1 ( ) — = — = — — = — = — 48 ( ) 8 ( ) 7 56

二、把下面的分数化成分母是12而大小不变的分数。

5 7 3 2 2 — — — — — 4 3 4 36 84

人教版五年级数学下册分数的性质专项练习题

一、填一填。

1 1×□ □ 21 21〇□ □ — = ——— = — — = ——— = — 8 8×4 32 18 18〇□ 6 1 ( ) 6 ( ) — = — — = — 7 42 18 3 13 ( ) 33 ( ) — = — — = — 7 28 57 19 1 ( ) 3 1 3 ( ) — = — = — — = — = — 8 16 ( ) 2 ( ) 16 45 ( ) 18 10 ( ) 30 — = — = — — = — = — 35 7 ( ) 9 18 ( ) 12 6 ( ) 4 1 ( ) — = — = — — = — = — 48 ( ) 12 ( ) 7 56

二、把下面的分数化成分母是12而大小不变的分数。

1 2 1 12 2 — — — — — 2 3 6 48 60

人教版五年级数学下册分数的性质专项练习题

一、填一填。

5 5×□ □ 12 12〇□ □ — = ——— = — — = ——— = — 4 4×6 24 16 16〇□ 4 1 ( ) 8 ( ) — = — — = — 2 16 28 7 9 ( ) 20 ( ) — = — — = — 8 24 25 5 1 ( ) 3 3 6 ( ) — = — = — — = — = — 5 10 ( ) 7 ( ) 70 21 ( ) 28 2 ( ) 6 — = — = — — = — = — 15 5 ( ) 3 6 ( ) 12 4 ( ) 4 1 ( ) — = — = — — = — = — 48 ( ) 12 ( ) 4 40

二、把下面的分数化成分母是12而大小不变的分数。

13 1 4 3 6 — — — — — 6 2 3 36 60

人教版五年级数学下册分数的性质专项练习题

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