Homework 1. Measure these lines and write their lengths below.


a) 2.


b) €2 coin


c)


a) Gather or fi nd the following items and estimate their lengths. Mobile phone


Estimate = Length = Mobile phone – Estimate =


€2 coin Length =


€2 coin –


Magazine Estimate =


Magazine Length =


Magazine – d) Write the items in order from shortest to longest.


e) What would be the total length of all four items if they were joined together lengthways? (Work out the answer in your copy and then write the answer here.)


Answer =


3. Write the following as centimetres: a) 5m 19cm = d) 6m 04cm =


cm cm


b) 1m 42cm = e) 1m 70cm =


cm cm


c) 9m = f) 1m 7cm = cm cm


4. Write the following as metres and centimetres: a) 198cm = m cm b) 712cm = m cm c) 600cm = m cm d) 102cm = m cm e) 520cm = m cm f) 16cm = m cm


Length 79


d)


Chair seat Estimate =


b) Now measure each item and write their actual lengths in the spaces provided. Mobile phone


Chair seat Length =


c) For each item, work out the difference between your estimate and the actual length. (Subtract the smaller length from the longer length to fi nd the difference.)


Chair seat –


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