Question

Express 30 mm as cm using decimals​

Answer 1

Step-by-step explanation:

1 cm = 10 mm

1mn= 0.1 cm

30 mm= 3.0 cm

Answer 2

Answer:

3.0 cm is your answer.

Step-by-step explanation:

1 cm = 10 mm

1 mm = $\frac{1}{10}$ cm

30 mm = $\frac{1}{10}$ × 30 cm

30 mm = $\frac{30}{10}$

30 mm = 3.0 cm

Hence, 30 mm = 3.0 cm