Respuesta :
Answer:
900m
Step-by-step explanation:
All you have to do is find the difference between the two measurements:
500 - (-400)
The two negatives cancel out and create a positive number
500 + 400
= 900
Answer:
900m
Step-by-step explanation:
All you have to do is find the difference between the two measurements:
500 - (-400)
The two negatives cancel out and create a positive number
500 + 400
= 900