MATH CAT Numbers & Place Value
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MATH CAT 基礎卷 · Easy

小一數與位值練習 P1 Numbers & Place Value Practice

小一 P1 · 難度 Level 1–3 · 15 題 questions

香港教育局課程 · Hong Kong EDB curriculum — 學習範疇 Strand: 數 Number · 學習單元 Learning Unit: 1N1, 1N3

姓名 Name: ______________________ 日期 Date: ______________ 分數 Score: ______ / 15

請圈出最佳答案。 · Circle the best answer.

1.

依規律填數：4、___、10、13、16。

Fill in the missing number: 4, ___, 10, 13, 16.

  1. A. 10
  2. B. 13
  3. C. 7
  4. D. 4

2.

2 的後一個數是什麼？

What is the number that comes just after 2?

  1. A. 2
  2. B. 3
  3. C. 5
  4. D. 4

3.

依規律填數：3、4、___、6

Fill in the missing number: 3, 4, ___, 6

  1. A. 2
  2. B. 8
  3. C. 7
  4. D. 5

4.

依規律填數：49、50、___、52

Fill in the missing number: 49, 50, ___, 52

  1. A. 48
  2. B. 51
  3. C. 54
  4. D. 53

5.

依規律填數：15、16、___、18

Fill in the missing number: 15, 16, ___, 18

  1. A. 20
  2. B. 17
  3. C. 14
  4. D. 19

6.

在 12、45、16、40 之中，哪一個數最小？

Among 12, 45, 16, 40, which is the smallest?

  1. A. 40
  2. B. 12
  3. C. 45
  4. D. 16

7.

依規律填數：8、11、14、___、20。

Fill in the missing number: 8, 11, 14, ___, 20.

  1. A. 14
  2. B. 17
  3. C. 20
  4. D. 11

8.

在 3、71、56、78 之中，哪一個數最大？

Among 3, 71, 56, 78, which is the greatest?

  1. A. 78
  2. B. 71
  3. C. 56
  4. D. 3

9.

11 的前一個數是什麼？

What is the number that comes just before 11?

  1. A. 10
  2. B. 8
  3. C. 9
  4. D. 11

10.

在 50、23、55、93 之中，哪一個數最小？

Among 50, 23, 55, 93, which is the smallest?

  1. A. 50
  2. B. 93
  3. C. 23
  4. D. 55

11.

數數看：14，11，8，5，_____。

Count on: 14, 11, 8, 5, _____.

  1. A. 2
  2. B. 3
  3. C. 1
  4. D. 4

12.

在 43、99、72、0 之中，哪一個數最小？

Among 43, 99, 72, 0, which is the smallest?

  1. A. 43
  2. B. 0
  3. C. 99
  4. D. 72

13.

9 的前一個數是什麼？

What is the number that comes just before 9?

  1. A. 9
  2. B. 7
  3. C. 8
  4. D. 6

14.

數數看：79，77，75，73，_____。

Count on: 79, 77, 75, 73, _____.

  1. A. 67
  2. B. 81
  3. C. 71
  4. D. 69

15.

在 1、8、13、18 之中，哪一個數最小？

Among 1, 8, 13, 18, which is the smallest?

  1. A. 18
  2. B. 1
  3. C. 13
  4. D. 8
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MATH CAT 答案 · Answer Key

小一數與位值 · 基礎卷 P1 Numbers & Place Value · Easy

1. C 7

喵～先找出每次加（或減）多少，再從空格前的數計算！🐾Meow! Find the step size, then calculate from the number before the blank! 🐾

2. B 3

喵～數字排成一列，前一個比它細一，後一個比它大一！🐾Meow! Numbers line up in a row — the one before is one less, the one after is one more! 🐾

3. D 5

喵～數字就好似排隊，每次加一個向前行！🐾Meow! Numbers line up in order — each one is one more than the last! 🐾

4. B 51

喵～數字就好似排隊，每次加一個向前行！🐾Meow! Numbers line up in order — each one is one more than the last! 🐾

5. B 17

喵～數字就好似排隊，每次加一個向前行！🐾Meow! Numbers line up in order — each one is one more than the last! 🐾

6. B 12

喵～逐個比較，較細的留下，最後就找到最小的！🐾Meow! Compare two at a time — keep the smaller one until you find the smallest! 🐾

7. B 17

喵～先找出每次加（或減）多少，再從空格前的數計算！🐾Meow! Find the step size, then calculate from the number before the blank! 🐾

8. A 78

喵～逐個比較，較大的留下，最後就找到最大的！🐾Meow! Compare two at a time — keep the bigger one until you find the greatest! 🐾

9. A 10

喵～數字排成一列，前一個比它細一，後一個比它大一！🐾Meow! Numbers line up in a row — the one before is one less, the one after is one more! 🐾

10. C 23

喵～逐個比較，較細的留下，最後就找到最小的！🐾Meow! Compare two at a time — keep the smaller one until you find the smallest! 🐾

11. A 2

喵～細心睇相鄰兩個數的差，每一步都加或減一樣多！🐾Meow! Check the gap between neighbours — add or subtract the same amount each time! 🐾

12. B 0

喵～逐個比較，較細的留下，最後就找到最小的！🐾Meow! Compare two at a time — keep the smaller one until you find the smallest! 🐾

13. C 8

喵～數字排成一列，前一個比它細一，後一個比它大一！🐾Meow! Numbers line up in a row — the one before is one less, the one after is one more! 🐾

14. C 71

喵～每次加（或減）二，細心睇相鄰兩個數！🐾Meow! The pattern changes by two each time — look at neighbours! 🐾

15. B 1

喵～逐個比較，較細的留下，最後就找到最小的！🐾Meow! Compare two at a time — keep the smaller one until you find the smallest! 🐾