Which number is larger: 1.3 or 1.30?. In this lesson you will learn to identify equivalent decimals...
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Transcript of Which number is larger: 1.3 or 1.30?. In this lesson you will learn to identify equivalent decimals...
Which number is larger: 1.3 or 1.30?
In this lesson you will learn to identify equivalent decimals by
comparing tenths and hundredths.
Let’s ReviewLet’s Review
0 1710 10
910
8610
510
410
310
210
110
210 = 0.2
Let’s ReviewLet’s Review
0 10.7 0.90.80.60.50.40.30.20.1
=0.2 210
Let’s ReviewA Common Mistake
4.13 4.013 =
4 1 3.
4 10 3.
1’s 1/10’s 1/100’s1/1000’s
Let’s ReviewCore Lesson
Jeff ran 3.2m and Sam ran 3.20m. Jeff says he ran farther than Sam. Is he
correct?
Let’s ReviewCore Lesson
Jeff Sam
=
3.203.2
Let’s ReviewCore Lesson
Which number is larger: 1.3 or 1.30?
Let’s ReviewCore Lesson
=
1.3 1.30
In this lesson you have learned to identify equivalent decimals
by comparing tenths and hundredth.
Let’s ReviewGuided Practice
Andy ran 2.6m. Patty ran 2.60m. Andy says he ran farther than Patty. Is he
correct?
Let’s ReviewGuided Practice
Andy Patty
=
2.6 2.60
Let’s ReviewExtension Activities
Representing Decimals with Base Ten Blocks
1 Give the large cube in a Base 10 set a value of 1, the flat a value of one tenth, the long a value of one hundredth, and the small cube a value of one thousandth.
2 Use 5 base ten blocks to represent a decimal number.
3 Record using pictures, numbers, word form and expanded form. Repeat using other combinations.
Let’s ReviewExtension Activities
Representing Decimal Numbers
Get 10 index cards, label them from 0 to 9,and get one counter to represent the decimal point.
1
2 Make ten different decimal numbers using the cards and a counter to represent thedecimal point.
3 Record each decimal number you make.Write it in expanded notation and in wordform.
Let’s ReviewQuick Quiz
Which number is larger 4.7 or 4.70?
Which number is larger 6.9 or 6.90?