Convert Mass From Tonne To Kilogram  by

6

What is mass?

Mass is a measurement of amount of matter something contains.

What is matter?

Matter refers to objects that take up space and have mass Mass is measured in units called Tonnes (t) Kilograms (kg) Grams (g) Milligram ( mg).

Units for measuring mass

• Identify the units

• Convert the following tonnes to kilograms
Example 1

5tonnes
Multiply tonnes by 1000 to
Change to kilograms
1t = 1000 kg
Therefore 5 t = 5 ×1000 kg

= 5000 kg

Example 2

Convert 0.327 tonnes to kilograms

0.327t
1t = 1000kg
Therefore 0.327t= ?
0.327 × 1000
=327 kg

Example 3

Kamau had 3.5 t,kiprono had 0.589t,while juma had ,2.4 t .How many kilograms do they have altogether

Solution

3.5t + 0.598 t + 2.4 t=?

3.5

0.598

+2.41

_____

6.508_____

3.5t + 0.598 t + 2.4 t=?

3.5

0.598

+2.41

_____

6.508_____

3.5t + 0.598 t + 2.4 t=?

3.5

0.598

+2.41

_____

6.508_____

3.5t + 0.598 t + 2.4 t=?

3.5

0.598

+2.41

_____

6.508_____   1t = 1000kg

6.508 t = 6.508×1000kg

6508kg

Remember

• To change kilograms to tonnes .Divide kilograms by 1000

Convert kilograms to tonnes

Remember

1000kg= 1t

3000kg = ?

3000

= 3t (3

72149 kilograms to tonnes

= 72149 divide by 1000

=72149    1000

=72.149 t

More examples

9000 kg ------ ?

=9 tonnes

Work out

QUESTIONS

Convert the following tonnes to kilograms

1. (a) 7 tonnes (b) 12.625 tonnes (c) 0.459 tonnes (d) 2 tonnes (e) 450 tonnes
2. Convert the following kilograms to tonnes (a) 4610kg (b) 922kg (c) Akello has 250kg ,Juma has 450 kg while Njeri has 300 kg of beans. How many tonnes do they have altogether? (d) 6 lorries carried 5000kg of sugar each . How many tonnes did they carry altogether? (e) 9250 kg

1
(a) 7000 kg
(b) 12625 kg
(c) 459 kg
(d) 2000 kg
(e) 450 000 kg

2
(a) 4.61or 4.610 tonnes
(b) 0.922 tonnes
(c) 1 tonne
(d) 30 tonnes
(e) 9. 25 tonnes

Sources

• 0043b619-55e0-4f52-8228-f132e6bfa151 by elimu used under CC_BY-SA
• 463a9eb4-72f0-498d-874a-a131aa70206b by elimu used under CC_BY-SA
• 502da86e-4280-4c98-96c1-68a5d16c27ea by elimu used under CC_BY-SA
• c2d91b20-a9bb-4704-ad35-597160a52be1 by elimu used under CC_BY-SA
• d9992f9f-8400-4870-bd7b-70ba62c8ce73 by elimu used under CC_BY-SA
• f41d9b1d-eda5-43d1-8dfd-3df116659e14 by elimu used under CC_BY-SA