Numbers to 20

(A) Which number between 1 and 10 is written in English using the same number of letters as the number itself? __________

(B) What number between 1 and 10 rhymes with a number between 11 and 20? __________

(C) How many times do you use the numeral “1” when you write all the whole numbers from 10 to 20? __________

(D) Which number between 1 and 10 has the most occurrences of the letter “e” and has not yet been used in this list?

Workshop 1

I have one dollar - $1.00

If I buy one iceblock for 40c have much change do I get?

If I buy one pencil for 35c how much change do I get?

I need two pencils. What will that cost me? How much change will I get from $1?

Mary and Dickon bought an iceblock for 25c each. How much did they spend altogether? If they paid with a one dollar coin, how much change did they get?

The teacher makes fudge and brings it to school. There are 27 pieces, but only 19 children. How many pieces are left over?

Can you write that as a number sentence in two ways. First as a horizontal sum, then as a vertical one.

Two children in the class have a box of cupcakes that they share. There are 24 of them – how many do they each get?

Rounding off

1a. Round 323 to the nearest ten.

1b. Round 331 to the nearest hundred.


2a. Round 670 to the nearest ten.

2b. Round 175 to the nearest ten.


3a. Round 787 to the nearest ten.

3b. Round 196 to the nearest hundred.


4a. Round 90 to the nearest ten.

4b. Round 252 to the nearest ten.


5a. Round 267 to the nearest hundred.

5b. Round 56 to the nearest ten.


6a. Round 79 to the nearest ten.

6b. Round 404 to the nearest hundred.


7a. Round 314 to the nearest hundred.

7b. Round 224 to the nearest hundred.

Extra Maths

1 a. _____ + 80 + 900 = 982

1 b. _____ + 80 + 9 = 789


2 a. 6 + 20 + _____ = 126

2 b. 1 + 10 + _____ = 711


3 a. 7 + 50 + _____ = 457

3 b. 1 + _____ + 60 = 561


4 a. 4 + 50 + _____ = 154

4 b. 90 + 9 + _____ = 199


5 a. 5 + _____ + 900 = 925

5 b. _____ + 20 + 200 = 221


6 a. _____ + 100 + 80 = 185

6 b. 6 + 100 + _____ = 186


7 a. 60 + 7 + _____ = 867

7 b. 9 + _____ + 600 = 699


8 a. 20 + _____ + 600 = 626

8 b. 6 + 20 + _____ = 726


9 a. 6 + 0 + _____ = 506

9 b. 700 + _____ + 3 = 763


10 a. 7 + _____ + 800 = 857

10 b. _____ + 70 + 200 = 274

More Maths

1 a. 5 + 30 + 200 = ____

1 b. 50 + 7 + 100 = ____


2 a. 7 + 600 + 70 = ____

2 b. 500 + 20 + 1 = ____


3 a. 7 + 50 + 700 = ____

3 b. 5 + 60 + 200 = ____


4 a. 0 + 40 + 400 = ____

4 b. 1 + 500 + 80 = ____


5 a. 600 + 40 + 9 = ____

5 b. 0 + 10 + 100 = ____


6 a. 0 + 0 + 100 = ____

6 b. 8 + 50 + 800 = ____


7 a. 3 + 100 + 50 = ____

7 b. 8 + 30 + 900 = ____


8 a. 2 + 400 + 40 = ____

8 b. 7 + 40 + 200 = ____


9 a. 5 + 200 + 0 = ____

9 b. 20 + 0 + 200 = ____


10 a. 20 + 7 + 100 = ____

10 b. 4 + 90 + 900 = ____