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Maths
Use knowledge of decimals to solve problems in different contexts: length

Starter quiz

  • Tick all the expressions that would make or bridge 10.
    • 7 + 5  ✓
    • 3 + 8  ✓
    • 6 + 4  ✓
    • 5 + 4
    • 8 + 1
  • Order the expressions from the smallest amount to the largest amount.
    • 1
      ⇔
      6 + 7
    • 2
      ⇔
      2 + 9
    • 3
      ⇔
      14 – 5
    • 4
      ⇔
      5 + 3
    • 5
      ⇔
      12 − 6
  • Complete the column addition and write in the answer.
    Complete the column addition and write in the answer.
    • '9.1 ' ✓
  • Complete the column subtraction and write in the answer.
    Complete the column subtraction and write in the answer.
    • '2.9 ' ✓
  • Tick the calculations that require a regrouping.
    • 6.7 – 4.2
    • 5.4 – 3.5  ✓
    • 17.7 – 8.2  ✓
  • Tick the correct explanation of the mistake that has been made.
    Tick the correct explanation of the mistake that has been made.
    • The number of ones that have been regrouped is incorrect.  ✓
    • They did not need to regroup.
    • They have added instead of subtracted.
    • The decimal points are not lined up correctly.
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