Unit Conversions 1

Question 1

How do you convert from cm to mm (hint: use your ruler)

Answer 1

• cm x 10 = mm
•eg. 5.4 cm = 54 mm
•This is because there are 10 mm in 1 cm

Question 2

How do you convert from cm to m?

Answer 2

•cm ÷ 100 = m
•eg. 500cm ÷ 10 = 5m
•This is because there are 100cm in 1m

Question 3

How do you convert from m to cm ?

Answer 3

•m x 100 = cm
•eg. 1.5m x 100 = 150cm
•This is because 1m has 100cm

Question 4

How do you convert from mm to cm?

Answer 4

•cm ÷ 10 = mm
•eg. 65mm ÷ 10 = 6.5cm
•This is because 1cm has 10mm

Question 5

How do you convert from m to km?

Answer 5

•m ÷ 1000 = km
•eg 3500m ÷ 1000 = 3.5km
•This is because there are 1000m in 1km

Question 6

How do you convert from km to m?

Answer 6

•km x 1000 = m
•eg 6km x 1000 = 6km
•This is because 1km has 1000m

Question 7

How do you convert from ml to L?

Answer 7

•ml ÷ 1000 = L
•eg 500ml ÷ 1000 = 0.5L
•This is because there are 1000ml in 1L

Question 8

How do you convert from L to mL?

Answer 8

•L x 1000 = mL
•eg 1.5L x 1000 = 1500mL
•This is because 1L has 1000mL

Question 10

How do you covert from g to kg

Answer 10

•g ÷ 1000 = kg
•eg 800g ÷ 1000 = 0.8kg
•This is because there are 1000g in 1kg

Question 11

How do you convert from kg to g?

Answer 11

•kg ÷ 1000 = g
•eg 2.2kg x 1000 = 2200g
•This is because 1kg has 1000g

Question 12

What is 180cm in m?

Answer 12

•1.8m
•180cm ÷ 100 = 1.8m

Question 13

What is 6.7m in cm ?

Answer 13

•670cm
•6.7m x 100 = 670cm

Question 14

What is 50m in km ?

Answer 14

•0.05km
•50m ÷ 1000 = 0.05km

Question 15

What is 550mm in cm?

Answer 15

•55cm
•550 ÷ 10 = 55cm

Question 16

A student says that 500m = 5km. Why is the student wrong ?

Answer 16

•There are 1000m in 1km
•To convert m into km you must ÷1000
•Therefore 500m ÷ 1000 = 0.5km

Question 17

What is 6.81cm in mm?

Answer 17

•68.1mm
•6.81 x 10 = 68.1cm

Question 18

What is 2.1km in cm?

Answer 18

•210,000cm
•First, you must do 2.1km x 1000 = 2100m
•Next, you must do 2100m x 100 = 210,000cm

Question 19

What is 670g in kg?

Answer 19

•0.67kg
•670g ÷ 1000 = 0.67kg

Question 20

What is 1.5kg in g ?

Answer 20

•1500g
•1.5kg x 1000 = 1500g

Question 21

What is 0.15kg in g ?

Answer 21

•150g
•0.15kg x 1000 = 150g

Question 22

What is 7500g in kg?

Answer 22

•7.5kg
•7500 ÷ 1000 = 7.5kg

Question 23

What is 0.7L in mL ?

Answer 23

•700mL
•0.7L x 1000 = 700mL

Question 24

What is 6.2L in mL?

Answer 24

•6200mL
•6.2L x 1000 = 6200L

Question 25

What is 450ml in L?

Answer 25

•0.45L •450 ÷ 1000 = 0.45

Question 26

What is 3500mL in L?

Answer 26

•3.5L •3500mL ÷ 1000 = 3.5L

Question 28

What is 5.4x10?

Answer 28

54

Question 29

What is 700 ÷ 100?

Answer 29

7

Question 30

What is 500 ÷ 1000

Answer 30

0.5

Question 31

What is 6 ÷ 10

Answer 31

0.6

Question 32

What is 0.6 x 100?

Answer 32

60

Question 33

What is 0.5 x 1000 ?

Answer 33

500

Question 34

What is 670 ÷ 1000

Answer 34

0.67