New
New
Year 7

Problem solving with place value

I can use my knowledge of place value to solve problems

New
New
Year 7

Problem solving with place value

I can use my knowledge of place value to solve problems

Lesson details

Key learning points

  1. Measures are not always presented in the same format.
  2. Sometimes a measure must be converted into a desired format.
  3. Real-life context can be useful in determining the most useful unit of measurement.

Common misconception

You have to convert to the same unit to decide if a measure is the same as another.

For metric units it is possible to compare the digits. Any conversion within metric has the same digits in the same order.

Keywords

  • Metric - Metric units are based around the standard units of metre, gram and litre.

  • Prefix - A prefix is a group of letters attached to the front of a root (word) to make a new word, for example tricycle.

  • Centi - Centi placed before a unit means (1/100)

  • Milli - Milli placed before a unit means (1/1000)

  • Kilo - Kilo placed before a unit means 1000 times.

An additional activity to compliment this lesson would be to get pupils to measure things around the room using different units of measure.
Teacher tip

Licence

This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).

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6 Questions

Q1.
__________ units are based around the standard units of metre, gram and litre.
Correct Answer: metric, Metric
Q2.
Centi placed before a unit means
$${1}\over{10}$$
Correct answer: $${1}\over{100}$$
$${1}\over{1000}$$
$${1}\over{10 000}$$
Q3.
Milli placed before a unit means
$${1}\over{10}$$
$${1}\over{100}$$
Correct answer: $${1}\over{1000}$$
$${1}\over{10 000}$$
Q4.
1.3 litres is equivalent to
13 millilitres
130 millilitres
Correct answer: 1300 millilitres
13 000 millilitres
Q5.
13 490 metres is equivalent to
1349 kilometres
134.9 kilometres
Correct answer: 13.49 kilometres
1.349 kilometres
Q6.
2100 millimetres is the same as
Correct answer: 210 centimetres
21 centimetres
21 metres
Correct answer: 2.1 metres
0.21 metres

6 Questions

Q1.
Match the equivalent measurements.
Correct Answer:110 mm,11 cm

11 cm

Correct Answer:110 cm,1100 mm

1100 mm

Correct Answer:110 m,0.11 km

0.11 km

Correct Answer:110 km,110 000 m

110 000 m

Q2.
True or false? Measurements must always be converted to common units in order to compare them.
True
Correct answer: False
Not sure
Q3.
True or false? Imperial measures are no longer used today.
True
Correct answer: False
Not sure
Q4.
The length of a car should be measured in
mm
cm
Correct answer: m
km
Q5.
The mass of a dog should be measured in
grams
Correct answer: kilograms
ounces
Q6.
The distance between Birmingham and Leeds should be measured in
feet
inches
Correct answer: miles
metres
Correct answer: kilometres