a) 3 m e 50 cm = __________cm?
b) 3 m e 50 cm = __________cm?
c) 2 cm e 4 mm = __________cm?
d) 4 m e 4 cm = ____________cm?
e) 2 km e 600 m = __________cm?
f) 1 m e 20 cm = _____________cm?

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