3990 Learning at home workbook 6 ebook

DECIMALS – THOUSANDTHS
If a thousands block represents 1 whole number, then each square represents 1 thousandth or 0.001.
Thousandths are represented by 3 places to the right of the decimal point.
1. Write these decimal numbers in order from the smallest to the largest.
0.002 0.030 0.465 0.015 0.091 0.260 0.078 0.129
2. Place the decimal point in the correct place to make the number a thousandth.
(a) 0 3 4 5 (b) 0 0 0 7 (c) 0 0 8 4 (d) 0 7 5 3
(e) 0 4 0 0 (f) 0 0 5 2 (g) 0 0 0 1 (h) 0 1 3 9
(i) 0 3 7 8 (j) 0 0 7 2 (k) 0 8 9 9 (l) 0 6 1 5
3. Represent three of the above decimal numbers using place value blocks. Draw them below.
4. Use < or >.
(a) 0.001 0. 009 (b) 0.004 0.007
(c) 1.000 0.001 (d) 1.002 1.003
(e) 0.255 0.555 (f) 0.128 0.129
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(g) 0.091 0.991 (h) 4.444 0.444
(i) 0.010 0.101 (j) 1.001 1.100
(k) 9.999 9.009 (l) 2.020 2.002
Add these decimal numbers using a calculator:
(a) 0.056 + 0.068 = (b) 0.156 + 0.352 =
(c) 0.467 + 0.758 = (d) 0.987 + 0.827 =
R.I.C. Publications® www.ricpublications.com.au 49 ISBN 978-1-922313-88-1 Learning at home workbook 6