Question

please explain step by step​

Answer 1

Answer:

100 meter

Step-by-step explanation:

1 hectometre =100 metres

8 hectometre=800 meters

1 decametre =10 metres

120 decametre =1200 metres

1/2 kilometre=500 metre

8 hectometre +1/2 kilometre-120 decametre =(800 +500-1200)m=(1300-1200)m=100m

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