Sam has a ribbon of length 45 cm. She has used 17.75 cm ribbon for packing a gift. Enter the length of the remaining ribbon. (in cm.) ______
The length of the remaining ribbon = 45 cm – 17.75 cm
This is calculated as:
Rita has a ribbon of length 2070 mm. Sita has a ribbon whose length is 1232 mm shorter than that of Rita's ribbon. Approximate the length of ribbon that Sita has, to nearest thousand.