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Length of a notebook about 20 cm

Length of this mathbook about 30 cm

Length of a table about 1 m

Leight of a room about 3 m

Height of a coconut tree about 10 m

MENTAL MATHS-1

A. Measure the length of these lines:

(a)

(b)

(c)

B. Convert the units:

(a) 8 m 4 cm = cm (b) 4 m 16 cm = cm

(c) 5 m 5 cm = cm (d) 9 m 70 cm = cm

(e) 3412 cm = m cm (f) 400 cm = m

(g) 805 cm = m cm (h) 1530 km = m

(i) 7 km 350 m = m cm

(k) 2 km 7 m = m (j) 3 km = m

(m) 3005 m = km m (l) 8 km 60 m = m

(n) 7400 m = km cm

(o) 5834 m = km m

(p) 6080 m = km m

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Measurement
Mathematics-3