Rounding decimals to significant figures | Maths | Quizalize & Oak National Academy

Starter quiz

In the number 56 072, the 7 is the ______ significant figure.
- 'fourth' ✓
Select the numbers that have 3 as the third significant figure.
- 538.92
- 723.91 ✓
- 10 384 ✓
- 500 039
- 503 090 ✓
Select all the numbers which have zeros that are not needed to preserve the place value of other digits.
- 700.00700 ✓
- 7007.007
- 70 070.070 ✓
- 770 000
- 7 070 000.07
Match each number to the correct statement.
- 750
  
  ⇔
  
  5 is the second significant figure ✓
- 10 756
  
  ⇔
  
  5 is the fourth significant figure ✓
- 500 167
  
  ⇔
  
  5 is the first significant figure ✓
- 1 000 567
  
  ⇔
  
  5 is the fifth significant figure ✓
- 6 051 007
  
  ⇔
  
  5 is the third significant figure ✓
Round 9452 to 2 significant figures.
- '9500' ✓
Round 8096.564 to 3 significant figures.
- '8100' ✓