Math 1A Workbook Exercise 14-16 Singapore Part 3

Workbook exercise singapore, SG workbook solution, Tell a story for each picture, add,

1A Workbook Exercise 14-16

Exercise 14

 

1. Tell a story for each picture. Then complete the number sentence.


(a) ๐ŸŽˆ.๐ŸŽˆ.๐ŸŽˆ.๐ŸŽˆ.๐ŸŽˆ.๐ŸŽˆ.๐ŸŽˆ.๐ŸŽˆ.      ๐ŸŽˆ.

       ⬜ + = 9.

(b) ๐Ÿ‡.๐Ÿ‡.๐Ÿ‡.   ๐Ÿ‡.๐Ÿ‡.๐Ÿ‡.๐Ÿ‡.๐Ÿ‡.

      + = 8.

(c) ๐ŸŸ.๐ŸŸ.๐ŸŸ.๐ŸŸ.๐ŸŸ.๐ŸŸ.   ๐ŸŸ.

      + = 7.

(d) ๐ŸŒน.๐ŸŒน.๐ŸŒน.๐ŸŒน.๐ŸŒน.๐ŸŒน.๐ŸŒน.  ๐ŸŒน.๐ŸŒน.

      + = 10.

Solution:

(a) Story: There are 8 balloons. Add 1 more. There are 9 balloons altogether.

      Number Sentence: 8 + 1 = 9.

(b) Story: There are 3 rabbits. Add 5 more. There are 8 rabbits altogether.

      Number Sentence: 3 + 5 = 8.

(c) Story: There are 6 fishes. Add 1 more. There are 7 fishes altogether.

      Number Sentence: 6 + 1 = 7.

(d) There are 7 roses. Add 3 more. There are 10 roses altogether.

      Number Sentence: 7 + 3 = 10.

 

2. Tell two different stories for each picture. Then complete the number sentences.

(a) ๐ŸŽ‚.๐Ÿฅฎ.๐ŸŽ‚.      ๐ŸŽ‚.๐Ÿฅฎ.๐ŸŽ‚
      ๐Ÿฅฎ.๐ŸŽ‚   

      + = 8.

      + = 8.

(b) ๐Ÿ‘ง.๐Ÿ‘ฉ.๐Ÿ‘ง.
     ๐Ÿ‘ฉ.๐Ÿ‘ง.๐Ÿ‘จ.

      + = 6.

      + = 6.

Solution:

(a) Story 1: There are 5 cakes. Add 3 more. There are 8 cakes altogether.

     Story 2: Joli makes 3 cakes. Micle makes 5 cakes. There are 8 cakes altogether.

     Number Sentences:

     5 + 3 = 8.

      3 + 5 = 8.

(b) Story 1: There are 4 children. 2 more join them. There are 6 children altogether.

     Story 2: There are 5 girls and 1 boy. There are 6 children altogether.

    Number Sentences:

    4 + 2 = 6.

     5 + 1 = 6.

 

3. Write an addition sentence for each picture (below picture).

 
(a)
๐Ÿ.๐Ÿ.
๐Ÿ.
๐Ÿ.
๐Ÿ.
(b)
๐Ÿ.๐Ÿ.
๐Ÿ.
๐Ÿ.๐Ÿ.
๐Ÿ.
(c)
๐Ÿฅญ.
๐Ÿฅญ.
๐Ÿฅญ.๐Ÿฅญ.๐Ÿฅญ.
๐Ÿฅญ.๐Ÿฅญ.
(d)
๐Ÿ.๐Ÿ.๐Ÿ.
๐Ÿ.๐Ÿ.
๐Ÿ.๐Ÿ.
๐Ÿ.๐Ÿ.

Solution:

(a) 3 + 2 = 5.

(b) 3 + 3 = 6.

(c) 2 + 5 = 7.

(d) 5 + 4 = 9.

 

Exercise 15

 

1. Fill in the missing numbers.

(a)

6 + 2 = .

     

     

(b)

1 + 5 = .

     

     

(c)

3 + 7 = .

     

     

(d)

2 + 3 = .

     

     

Solution:

(a)

6 + 2 = 8.

    ↗ 6

8
    ↘ 2

(b)

1 + 5 = 6.

    ↗ 1

6
    ↘ 5

(c)

3 + 7 = 10.

     ↗ 3

10
     ↘ 7

(d)

2 + 3 = 5.

    ↗ 2

5
    ↘ 3

 

2. Add

4 + 5 = ___.    4 + 3 = ___.

4 + 2 = ___.    5 + 3 = ___.

6 + 3 = ___.    4 + 6 = ___.

Solution:

4 + 5 = 9.       4 + 3 = 7.

4 + 2 = 6.        5 + 3 = 8.

6 + 3 = 9.        4 + 6 = 10.

 

3. Color the flowers that match each big number.

Solution: (follow the below picture)



Exercise 16

 

1. ๐Ÿ‘ซ.๐Ÿ‘ซ.   ๐Ÿ‘ซ.๐Ÿ‘ซ.

How many children are there altogether?

4 + 4 = .

There are children altogether.

Solution:

4 + 4 = 8.

There are 8 children altogether.

 

2. ........    .

How many balls are there altogether?

8 + 1 = .

There are balls altogether.

Solution:

8 + 1 = 9.

There are 9 balls altogether.

 

3. ๐Ÿ‘’.๐Ÿ‘’.๐Ÿ‘’.๐Ÿ‘’.๐Ÿ‘’.๐Ÿ‘’.    ๐Ÿ‘’.๐Ÿ‘’.

How many hats are there altogether?

6 + 2 = .

There are hats altogether.

Solution:

6 + 2 = 8.

There are 8 hats altogether.

 

4. ๐Ÿ“—.๐Ÿ“—.๐Ÿ“—.๐Ÿ“—.   ๐Ÿ“—.๐Ÿ“—.๐Ÿ“—.

How many books are there on the shelf?

5 + 3 = .

There are books on the shelf.

Solution:

5 + 3 = 8.

There are 8 books on the shelf.
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