With solution. 1. 10 mm = ___ cm2. 3 m = ___ mm3. 7 yd = ___ in4. 23 in = ___ cm5. 254 cm = ___ in Answer: 10 mm= 1 cm 3 m=3000 mm 7 yd=252 inc 23 inc=58.42 cm 254 cm=100 inc