Mental Math: Fraction and Decimal Equivalents

```Name
Chapter 4, Lesson 4
Reteach
Date
Mental Math: Fraction and
Decimal Equivalents
CA Standards
NS 1.5, MR 3.3
Equivalent values can be expressed as a decimal or a fraction using a
number line.
1
1
Place the values 3 _
, 3_
, and 4.25 on the number lines.
4
2
Decimal Number Line
3
3.25
3.50
3.75
4.0
3
4
4
4.25
4.50
4.75
5
3
4
5
Fraction Number Line
3
3
1
4
1
2
3
Convert fractions
to decimals.
3
1
4
4
1
2
Write the decimals in a
place value chart.
4
3_1 = 3.5
B
ones
2
C
3
3
4
4.25
.
.
.
tenths
hundredths
2
5
2
5
0
5
Compare. Write &gt;, &lt;, or = for each
2
1_
8
1.3
2.
2.5
4
Find the least number
ﬁrst.
1. Compare the digits in the
ones place.
3_1 = 3.25
A
1.
4
2. Compare the digits in the
tenths place.
3. Compare the digits in the
hundredths place.
List the order of all three
numbers. 3.25 &lt; 3.5 &lt; 4.25
. Use mental math.
4
2_
8
3.
3_
5
3
3.5
4.
4.4
1
4_
4
Writing Math Explain how a number line can be used to
compare a mixed number and a decimal.
Reteach
Use with text pages 84–85.