Decimals Worksheet - Unit 3 Page 4
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38There are many patterns in the place-value chart.
Hundred
Ten
Ten-
Hundred-
Thousands
Thousands
Thousands
Hundreds
Tens Ones Tenths Hundredths Thousandths
Thousandths
Thousandths Millionths
1
1
1
1
1
1
100 000
10 000
1000
100
10
1
10
100
1000
10 000
100 000
1 000 000
1
1
1 = 10 tenths
= 10 thousandths
= 10 hundred-
100
10 000
thousandths
As you move to the left, each position represents
ten times as many as the position to its right.
I see a pattern: tens
The fairyfly is the world’s smallest insect.
and tenths, hundreds and
hundredths, thousands
and thousandths.
This place-value chart shows the length of the male fairyfly
in centimetres.
Ten-
Hundred-
Ones
Tenths
Hundredths Thousandths
Thousandths
Thousandths Millionths
0
0
1
3
9
0
0.0
0.01
0.003
0.0009
We read this number as:
one hundred thirty-nine ten-thousandths
We read the decimal as a
whole number, then say
the name of the position
We can write this number in:
of the last digit.
• standard form: 0.0139
• expanded form:
0 ones
0 tenths
1 hundredth
3 thousandths
9 ten-thousandths
0.01
0.003
0.0009
89
Unit 3 Lesson 1
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