RPA 9x1 Standard form calculations

Calculate

(6 × 10²) + (3 × 10³)

Give your answer in standard form.

• 3.6 × 10²

• 3.6 × 10³

• 3,600

Calculate the value of each of the following operations.

State your answer in standard form.

• 287200

• 
• 2872

• 

Solve the following operations.

State your answers in standard form.

• 
• 2950

• 

Write the number 456 800 in standard form correct to 1 significant figure.

• 5 x 10⁴

• 5 x 10⁵

• 4 x 10⁵

• 4 x 10⁴

Write the number 0.00302 in standard form correct to 1 significant figure.

• 3 x 10^-3

• 3 x 10^-2

• 4 x 10^-3

• 4 x 10^-2

Which number is written in standard form:

0.5 × 10⁴ , 5 × 10^-4 , 50 × 10⁴ , 5 × 10^0.4

• 0.5 × 10⁴

• 5 × 10^-4

• 50 × 10⁴

• 5 × 10^0.4

Write the number 

six million five thousand two hundred 

in standard form.

• 6.0052 x 10⁶

• 6.52 x 10⁶

• 6.052 x 10⁶

• 6 x 10⁶

Write these numbers in descending order:

9563 9.56 × 10³ 9.56 × 3¹⁰

^{You can use a calculator}

• 9.56 × 10³ 9.56 × 3¹⁰ 9563

• 9.56 × 3¹⁰ 9563 9.56 × 10³

• 9.56 × 10³ 9563 9.56 × 3¹⁰

• 9563 9.56 × 3¹⁰ 9.56 × 10³

Which of these has the greatest value?

• 6.15 × 10⁴

• 61 499

• 6.2 × 10³

• 61.6 × 10³

Here is a list of numbers:

1 000 000, 4.6 × 10⁴ , 63 000, 5 × 10³ , 1.7 × 10⁵

Work out the range. Write your answer in standard form.

• 9.5 x 10⁵

• 9.95 x 10⁵

• 1 x 10⁵

• 9 x 10⁵