find the sum of 7 m 50 cm and 500 cm in metres.
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so, convert 7m 50cm into cm
7*100+50
=750 cm
750+500
=1250cm
convert it back into meter.
1250/100
12.5 m is the answers.
1 m = 100 cm
=> 100 cm = 1 m
=> 1 cm = 1/100 m
Now,
50 cm = 1/100 × 50 m
= 0.5 m
500 cm = 1/100 × 500
= 5 m
•°• (7 m 50 cm) + 500 cm = (7 m + 0.5 m) + 5 m
= 7.5 m + 5 m
= 12.5 m