IB Mathematics Applications & Interpretation Question Type 3: Computation with Numbers in Standard Form Exercises

Calculate $1.2\times 10^{-3}÷(3.0\times 10^2)$ and express your answer in standard form.

Calculate $\frac{5.5\times 10^4+3.2\times 10^4}{8.7\times 10^2}$ and express your answer in standard form.

Calculate $\frac{4.5\times 10^8+2.5\times 10^7}{2\times 10^2}$ and express your answer in standard form.

Evaluate $(4\times 10^3-2\times 10^3)\times 6\times 10^8$ and express your answer in standard form.

Calculate $6\times 10^9÷(3\times 10^3)$ and express your answer in standard form.

Evaluate $(2.5\times 10^6-7.8\times 10^5)\times 3.2\times 10^2$ and give your answer in standard form.

Evaluate $(6.0\times 10^5-2.0\times 10^5)÷(2.0\times 10^2)\times (5.0\times 10^3)$ and give your answer in standard form.

Find the product $(6.0\times 10^{-4})\times (3.5\times 10^{-2})\times (2.0\times 10^3)$ and express your answer in standard form.

Calculate $3\times 10^4+5\times 10^4$ and express your answer in standard form.

Find the product $(4\times 10^3)\times (2\times 10^5)$ and express it in standard form.

Compute $7\times 10^6-2\times 10^6$ and give your answer in standard form. [2 marks]

Find the product $9.3\times 10^{-2}\times 4.0\times 10^3$ and give your answer in standard form.