KS2 Primary Maths Age 9-13 - Ordering numbers: - Explained

The video tutorial explains how to order decimals from smallest to largest, a common question in 11 plus exams. The teacher demonstrates a foolproof method by listing decimals, filling gaps with zeros, and comparing column by column. The process ensures accuracy and helps students overcome common challenges. The tutorial concludes with scoring criteria for correct answers.

What is the first step in ordering decimals according to the method introduced?

• Round all numbers to the nearest whole number.

• Directly compare the numbers without any preparation.

• Convert all numbers to fractions.

• Write the numbers in a list and fill gaps with zeros.

When comparing decimals, what should you do after examining the first column?

• Convert the decimals to percentages.

• Add all the numbers together.

• Look at the second column for further comparison.

• Move to the next number in the list.

Which number is identified as the largest in the first column during the demonstration?

• 5.34

• 0.987

• 1.45

• 0.7

What is the next step after identifying the largest number in the first column?

• Cross it out and move to the next column.

• Reorder the entire list.

• Ignore it and continue with the next number.

• Convert it to a fraction.

What is the benefit of using the column comparison method for ordering decimals?

• It is faster than other methods.

• It guarantees the correct answer.

• It is easier to memorize.

• It requires no calculations.