Math 1A Workbook Review 6 Singapore Part 19

1A Workbook Review 6, Match the numbers and words, Add or subtract,

1A Workbook Review 6

Review 6

 

1. Write the numbers (as per workbook).

2. Match the numbers and words (as per workbook).

Solution:

Click Here to view the solution.

 

3. Add or subtract.

(a) 11 + 6 =

(b) 13 – 6 =

Solution:

(a) 11 + 6 = 17.

(b) 13 – 6 = 7.

 

4. Add or subtract. Also pair up the number sentences.

(a) 14 – 6 =               (i) 1 + 4 =

(b) 12 – 3 =               (ii) 2 + 5 =

(c) 15 – 8 =               (iii) 7 + 2 =

(d) 14 – 9 =               (iv) 4 + 4 =

Solution:

(a) 14 – 6 = 8.        (i) 1 + 4 = 5.

(b) 12 – 3 =  9.       (ii) 2 + 5 = 7.

(c) 15 – 8 =  7.      (iii) 7 + 2 = 9.

(d) 14 – 9 =  5.      (iv) 4 + 4 = 8.

So, the pair up result is:

(a) = (iv)

(b) = (iii)

(c) = (ii)

(d) = (i)

 

5. Color the triangle which has the same size as the shaded one ().

Solution: (workbook and solved picture )



6. Fill in the blanks.

(a)



_____ is the shortest ribbon.

_____ is the longest ribbon.

Solution:

R is the shortest ribbon.

Q is the longest ribbon.

 

(b)



____ is the tallest child.

____ is the shortest child.

____ is taller than A.

Solution:

C is the tallest child.

B is the shortest child.

C is taller than A.

 

7. Mary had 19 (nineteen) buttons. She used 5 (five) of them for a dress. How many buttons did she have left?

Solution:

19 – 5 = 14.

She had 14 buttons left.

 

8. Dani has 12 (twelve) apples. She gives 8 (eight) apples to Lily. How many apples does Dani have now?

Solution:

12 – 8 = 4.

Dani has 4 apples now.

 

9. Jerome has 8 (eight) shells. John gives him 7 (seven) more. How many shells does Jerome have now?

Solution:

8 + 7 =15.

Jerome has 15 shells now. 

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