1 Expand these numbers to show the place value parts. (a) 29.4 (b) 24.9 (c) 49.2 2 Order these decimal numbers from smallest to greatest. 1.3 3.1 1.2 0.9 2.1 Write another decimal number that is greater than 2.1 but is smaller than 3.1. (d) 31.8 (e) 83.1 (f ) 18.3 3 Which measurement is greater each time? Use < or > to show your decision.
(a) 0.7km or 0.6km? (b) 0.4 kg or 1 __ 2
kg? (c) 0.9 litres or 1.2 litres?
4 Winston is using a number line to help him order some numbers. He thinks that the letters C and E show the positions of 2.5 and 4.
A
C
E
2
3
2
D
B
(a) Explain the mistakes he has made. (b) Which numbers are represented by each of the letters here? Use estimates. How far do your friends travel to school? How can you find out? Record the information in a table. Use tenths of a kilometre. Order the distances from shortest to longest. Cross - curricular
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