Answer:
Walt was 1.5 m one year ago.
Explanation:
Walt was 1.6m - 10 cm tall one year ago.
Lets convert the 10 cm to meters.
1 m = 100 cm
(10 cm)*(1 m/100 cm) = 0.10 meters
Walt was 1.6 m - 0.10 m = 1.5 m one year ago.
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