Chapter 7.3 (Mathematics 5)

Ordering decimals up to thousandths from the smallest to the largest

Ordering decimals from the smallest to the largest

Which is larger: 0.003 or 0.007?

  1. In pairs, draw and label the number line as shown.
  1. Circle 0.003 and 0.007. Which decimal is greater 0.003 or 0.007? 
  2. Discuss and share the results with other groups.

Example 3

Arrange the decimals 0.425, 0.405 and 0.415 from the smallest to the largest.

The order is: 0.405, 0.415 and 0.425

Note

Numbers increase to the right on the number line and decrease to the left.

Example 4

Arrange the following numbers from the smallest to the largest: 0.413, 0.437, 0.425, 0.408.

Check the digits in each place value.

The order is 0.408, 0.413, 0.425 and 0.437.

Exercise C

a)

  • 3.04
  • 3.07

b)

  • 0.8
  • 0.08

c)

  • 0.024
  • 0.204

d)

  • 0.91
  • 0.095

a)

  • 0.308
  • 0.083

b)

  • 2.915
  • 2.959

c)

  • 0.805
  • 0.831

d)

  • 0.429
  • 0.425

The numbers from the smallest to the largest:

  • 7.803
  • 7.805
  • 6.798
  • 5.250
  • 6.728

a)

  • 0.785
  • 0.787
  • 0.789
  • 0.783

b)

  • 7.230
  • 7.302
  • 7.320
  • 7.203
  • 0.23 m
  • 0.27 m
  • 1.32 m
  • 0.125 m
  • 0.15 l
  • 0.205 l
  • 0.225 l
  • 0.125 l
  • 0.25 kg
  • 0.375 kg
  • 0.4 kg
  • 0.125 kg