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Decimal Places

4.NF.6

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Decimal Places

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six - tenths

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What do you observe about these representations?

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How does this representation connect to the models in the previous slide?

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This grid partitioned into 10 equal parts with six parts shaded, shows six-tenths.

The number line below is partitioned into 10 equal intervals. The sixth interval represents or 0.6.

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The letters on this number line represent a number.

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The letters on this number line represent a number. Determine what each letter represents.

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L = N =

M = R =

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Let’s Debrief

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Using the numbers labeled on

the number line as a guide, you may have counted up from 0.2 to 1 to determine that the intervals are divided by tenths or .

+0.1 +0.1 +0.1 +0.1 +0.1 +0.1 +0.1 +0.1

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Let’s Debrief

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+0.1

One-tenth more than 0.2 is three- tenths.

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0.3

L = 0.3 or

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Let’s Debrief

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-0.1 +0.1

0.6 0.8

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One-tenth more than 0.7 is 0.8.

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One-tenth less than 0.7 is 0.6.

M = 0.6 or

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N = 0.8 or

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Let’s Debrief

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1.3

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Three-tenths more than 1 is 1.3

+0.1 +0.1 +0.1

R = 1.3 or

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Let’s Practice. Fill in the missing numbers on the number line.

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Let’s Practice. Fill in the missing numbers on the number line.

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Let’s Practice. Fill in the missing numbers on the number line.

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Let’s Practice. Fill in the missing numbers on the number line.

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Let’s Practice. Fill in the missing numbers on the number line.

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What do you notice about how this number line is partitioned? What numbers are missing?

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This number line has endpoints 0 and 0.1 and is partitioned into 10 equal intervals of .01 or

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We can count up by .01 or count back by .01 to determine the missing numbers.

0.06

0.09

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What decimal fractions do these letters represent?

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What decimals do these letters represent?

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Let’s Practice. Identify the decimal fraction represented on the grid and plot this on the number line.

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= _________

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Let’s Practice. Identify the decimal represented on the grid and plot this number on the number line.

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= _________

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Let’s Practice. Identify the decimal represented on the grid and plot this number on the number line.

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= _________

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Let’s Practice. Identify the decimal fraction represented on the grid and plot this on the number line.

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= _________

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Let’s Practice. Identify the decimal represented on the grid and plot this number on the number line.

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= _________

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Decimal Places

4.NF.6