# Year 8: week 2 (number knowledge and measurement)

This week we focus on multiplication and division basic facts, and working with length, area, volume and weight (mass).

### Day 1

Number facts

• Go to the number facts pathway in e-ako maths.
• Choose the multiplication and division learning tool.
• Click “Check all facts” and answer the questions. The green ticks show the facts you know.

Measurement e-ako

• Go to the measurement pathway in e-ako maths.
• Choose e-ako M4.2 (the second yellow button on the fourth row).
• Work through pages 1-10 which are about calculating volume.
• Look on page 5 again. Could Connor use multiplication instead of addition? How?
• Find a cardboard box or packet at home. Measure the edges with a ruler. Write how you can find the volume of the box. Explain to a family member how you did it.

Measurement activity

• Go to the activity Claws and follow the instructions. Make sure you have your screen on 100% before you measure the crabs.
• Is it more sensible to measure the width of crab shells in centimetres or millimetres? Why?

### Day 2

Number facts

• If you have facts to learn go back to the multiplication and division learning tool.
• Click “Learn a new fact” and complete the mini lesson. Do this three times.
• Click “Check recent facts” and answer the questions.
• Return to the number facts pathway and play the “Number Facts” game “All Numbers” a few times.
• If you have no facts to learnplay the game Four in a row multiplication
• You need someone to play with. If it is a younger child let them use a calculator.

Measurement e-ako

• Go back to e-ako M4.2 on the measurement pathway in e-ako maths.
• Work through pages 11-17 which are about calculating with area, volume, and mass.
• Write the mass of 1 litre and 1 cubic metre of water. Find a plastic bottle in your home. Describe to a family member the mass of the bottle when it is full of water.

Measurement activity

• Go to the rich task Perimeter = area rectangles. Scroll down to the activity and find as many answers as you can.
• Once you have some answers look at the work samples to get further ideas.

### Day 3

Number facts

• If you have facts to learn go back to the multiplication and division learning tool.
• Click “Learn a new fact” and complete the mini lesson. Do this three times.
• Click “Check recent facts” and answer the questions.
• Return to the number facts pathway and play the “Number Facts” game “All Numbers” a few times.
• If you have no facts to learnplay the game Four in a row multiplication.

Measurement e-ako

• Go back to e-ako M4.2 on the measurement pathway in e-ako maths.
• Work through pages 17-23 which are about connecting volume with the mass of water.
• Find a 1L or 2L bottle at home. Fill it with water. Compare it’s mass to the mass of other objects you know the mass of. Record your ideas.

Measurement activity

• Go to the activity Cylinder Collection and complete the task.
• Find some cylinders from around your home. Work out the volume of those cylinders. You may need to find out how to do that by searching the internet.

### Day 4

Number facts

• If you have facts to learn go back to the multiplication and division learning tool.
• Click “Learn a new fact” and complete the mini lesson. Do this three times.
• Click “Check recent facts” and answer the questions.
• Return to the number facts pathway and play the “Number Facts” game “All Numbers” a few times.
• If you have no facts to learnplay The Remainder Game with a family member. You will need a dice you can change or another way to randomly choose numbers.

Measurement e-ako

• Go back to e-ako M4.2 on the measurement pathway in e-ako maths.
• Work through pages 23-29 to finish the e-ako.
• Record three facts you learned about measurement this week.

Measurement activity

• Go to the task Fuel for thought. If you don’t have a measurement container at home use a dessertspoon which holds 10 mL of water.
• You might try different containers from around your home. Can you predict the shape of the graph.
• Are the graphs of level and capacity for a bottle the same if it is filled, rather than emptied? Discuss this with a family member.

### Day 5

Number facts

• Go back to the multiplication and division learning tool and “Check all facts” again. Hopefully you’ve got more green ticks now. Make a set of Flash Cards for the facts you still don’t know. Practice!
• Return to the number facts pathway and try to beat your score on the “Number Facts” game.
• If you have no facts to learnplay The Remainder Game.

Measurement activity:

• Go to the activity The Big Drip. You will need to print this Copymaster.