📐 Scientific Notation Practice
Choose a topic to start practising step-by-step
🔺
Large Numbers
Move the decimal left
and use a positive power of 10
45000 → 4.5 × 10⁴
Start Practice →
🔻
Small Numbers
Write as fraction, apply
exponent rule, get negative power
0.00037 → 3.7 × 10⁻⁴
Start Practice →
➕
Add / Subtract Sci. Notation
Evaluate powers, multiply,
then add or subtract and convert
3.4×10² + 4.57×10³
Start Practice →
🔺
Large Numbers
45000
Next Question ›
✕
1
Move decimal after the first non-zero digit
2
Count the digits moved
3
Write in 10ⁿ form — choose the final answer
🔻
Small Numbers
0.00037
Next Question ›
✕
1
Write as a fraction
2
Rewrite numerator in scientific form
3
Apply the exponent rule
Formula: x
m
/ x
n
= x
m−n
→ Choose the correct exponent
4
What is the final answer?
➕
Add / Subtract Sci. Notation
Next Question ›
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