540
6.0
10 mm = 1 cm so 545 mm = 545/10 = 54.5 cm. Simple! 10 mm = 1 cm so 545 mm = 545/10 = 54.5 cm. Simple! 10 mm = 1 cm so 545 mm = 545/10 = 54.5 cm. Simple! 10 mm = 1 cm so 545 mm = 545/10 = 54.5 cm. Simple!
545 to the nearest tenths is 545.0
600.
540
545 centimetres is 5450 millimetres. This is because there are 10 millimetres in a centimetre. 545*10 gives you 5450 millimetres.
No.
989.5 to the nearest 100 is 1000.
It is 500.
Rounding is making an approximation of a number so it is easier to work with. eg 1 9 ≈ 10 (≈ means approximately equal to) 53 ≈ 50 These two examples were rounded to the nearest whole number of 10. eg 2 165 ≈ 200 545 ≈ 500 989 ≈ 1000 1378 ≈ 1400 These four examples where rounded to the nearest whole number of 100.
60% of 545= 60% * 545= 0.6 * 545= 327