NAPLAN-NUMBER-7

NAPLAN PREPARATION

NUMBER SKILLS

​Remember place value?

Each number in a sequence can be assigned a particular place value.

​Remember place value?

What is the value of the digit 8?

Try this:
What is the value of the digit 5 in the number 5,432?

Multiple Choice

Which number has 9 in the tenths place?

• 493.87
• 869.15
• 23.91
• 90.53

Multiple Choice

What digit is in the hundreths place?
0.37

• 3
• 7

Multiple Choice

What place value position is the 7 in, in the following number?
372

• ones 
• tens
• hundreds

Multiple Choice

Choose the greatest 4-digit number possible using the digits:

3, 2, 0, 4

• 4320

• 3420

• 4032

• 2034

​Remember rounding?

To round 7,856 to the nearest hundred, we look at the number after 8.
The next number after the 8 is 5.
So, we round up the 8 to the next number, 9.

7,900

Try these:
a) Round 3.429 to the nearest tenth.
b) Round 84.992 to the nearest whole number.
c) Round 4.45678 to 1 decimal place.

Multiple Choice

Round 2,648 to the nearest hundreds place.

• 3,000
• 2,650
• 2,640
• 2,600

Multiple Choice

Which number can be rounded to 970 when rounded by tens?

• 979
• 961
• 972
• 963

Multiple Choice

Round to the nearest whole number.
75.109

• 70
• 80
• 75
• 75.1

Multiple Choice

Round 5.59275 to 3 decimal places.

• 5.600

• 5.59

• 5.592

• 5.593

​REMEMBER

When adding and subtracting numbers, line up the place values.

​Try these:

3456
+ 2789

​ 3456
- 2789

Multiple Choice

NAPLAN STYLE QUESTION:

Mia makes 3 lamps for a total cost of $100.

Mia sells one of the lamps for $40 and another for $35.

For what price must she sell the 3rd lamp to achieve a profit?

• More than $25

• Less than $25

• Exactly $25

• A profit is not possible

Multiple Choice

NAPLAN STYLE QUESTION:

The table shown compares the approximate population of two countries.

Approximately how many more people live in Rwanda than Haiti?

• 32,800

• 42,800

• 328,000

• 428,000

​Long multiplication

Remember to multiply by the unit first,
then,
add a zero before multiplying by the ten

​Try this

78
x 36

​Short division

Remember the number being divided goes into the 'bus stop'.

​Try this

456 ÷ 4

Reminder:

Multiple Choice

186 divided by 6

• 31

• 32

• 33

• 34

• 35

Multiple Choice

How many times does 8 go into 968 ?

• 123

• 122

• 121

Multiple Choice

12 trees were planted in 3 rows. How many trees were there in each of the three rows?

• 4
• 2
• 3
• 5

​Fractions

• Remember,
  fractions can be equivalent.

• fractions are parts of a whole.

​Try this

Multiple Choice

Which fraction is equivalent to 1?

• $$\frac{2}{1}$$

• $$\frac{1}{10}$$

• $$\frac{5}{5}$$

• $$\frac{5}{1}$$

Multiple Choice

Which is NOT an equivalent fraction to one half?

• $$\frac{2}{4}$$

• $$\frac{2}{3}$$

• $$\frac{4}{8}$$

• $$\frac{3}{6}$$

Multiple Choice

Find the missing numerator:
$$\frac{2}{3}$$ = $$\frac{?}{9}$$

• $$\frac{1}{9}$$

• $$\frac{4}{9}$$

• $$\frac{6}{9}$$

• $$\frac{7}{9}$$

Multiple Choice

Complete the equivalent fraction.

$$\frac{3}{5}\ =\ \frac{?}{25}$$

• 6
• 9
• 15
• 23