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>
5th Grade Math
>
2) NBT: Numbers & Operations in Base Ten (Common Core)
>
Review Decimals
Contents
1
Decimals & Place Value
2
Comparing & Ordering Decimals
3
Rounding Decimals
4
Adding & Subtracting Decimals
5
Multiplying Decimals
6
Dividing with Decimals
DECIMALS PRE-SKILLS: Long Addition, Long Subtraction, Long Multiplication, & Long Division of Whole Numbers
LONG ADDITION
Long Addition
(4 digits + 4 digits)
LONG SUBTRACTION
Long Subtraction
(4 digits - 4 digits)
Long Subtraction
(across zeros) - with regrouping
LONG MULTIPLICATION
VIDEOS
:
Long Multiplication
(Standard Algorithm)
Long Multiplication
(
3 digits x 1 digit
)
Long Multiplication
(4 digits x 1 digit)
Long Multiplication
(2 digits x 2 digits)
Long Multiplication
(3 digits x 2 digits)
Long Multiplication
(4 digits by 2 digits)
VIDEO
:
The Box Method of Multiplication
Box Method of Multiplication
VIDEOS
:
Lattice Method Multiplication
Lattice Method Multiplication
(2 digits x 2 digits)
Lattice Method Multiplication
(3 digits x 2 digits - with remainder)
Lattice Method Multiplication
(complete chart)
LONG DIVISION
VIDEOS
:
Long Division Videos
Preparing for Long Division
Long Division
(2-digit dividend , 1-digit divisor)
Long Division
(3-digit dividend, 1-digit divisor)
Long Division
(4-digit dividend, 2-digit divisor)
Long Division Word Problems
(
(3-digit dividend, 1-digit divisor - no remainder)
Long Division Word Problems
(
3-digit dividend, 1-digit divisor - with remainder)
Long Division Word Problems
(3-digit dividend, 2-digit divisor)
Decimals & Place Value
PRACTICE
:
Examining Digit Places
(how many times greater: 10x - or lesser: 1/10x)
PRACTICE
:
Understanding Digits Place Value
&
Decimal Place Value
(give decimal place value as fraction) &
Identifying Decimal Place Value
PRACTICE:
Expanded Form to Numeric Form with Decimals #1
,
Expanded Form to Numeric Form with Decimals #2
PRACTICE
:
Word Form to Numeric Form with Decimals #1
&
#2
Comparing & Ordering Decimals
PRACTICE:
Compare Decimal Numbers
(IXL)
PRACTICE:
Comparing Decimals up to the Hundredths Place
(Common Core Sheets)
PRACTICE:
Comparing Decimals up to the Thousandths Place
(Common Core Sheets)
PRACTICE:
Put Decimal Numbers in Order
(IXL)
PRACTICE:
Ordering Decimals Up to the Hundredths Place
#1
&
#2
(Common Core Sheets)
PRACTICE
:
Ordering Decimals Up to the Thousandths Place
(Common Core Sheets)
ACTIVITY
:
Number Line Drop to the Tenths
- Drop the number onto the right place on the number line
ACTIVITY
:
Number Line Drop to the Hundredths
- Drop the number onto the right place on the number line
ACTIVITY
:
Number Line Drop to the Thousandths
- Drop the number onto the right place on the number line
Rounding Decimals
PRACTICE:
Round to the Nearest Whole Number Lily Jump Activity
(to the nearest ones place or to the nearest unit)
PRACTICE:
Round to the Nearest Tenth Lily Jump Activity
PRACTICE:
Rounding Decimals to Tenths & Hundredths
(Common Core Sheets)
PRACTICE:
Rounding Decimals
(IXL)
PRACTICE:
Estimate Sums and Differences of Decimals
(IXL)
ACTIVITY
:
Number Skip to the Tenths
(adding and subtracting decimals) -
Enter an operation and value to complete the number sentence correctly.
Adding & Subtracting Decimals
PRACTICE:
Adding & Subtracting Decimals
(Common Core Sheets)
PRACTICE:
Add & Subtract Decimals
(IXL)
PRACTICE:
Adding & Subtracting Decimal Word Problem
(Common Core Sheets)
Multiplying Decimals
VIDEO
:
How to Use the Lattice Method of Multiplication to Solve Multiplication of Decimals
PRACTICE:
Multiply a Decimal by a Whole Number
(IXL)
PRACTICE:
Multiply a Decimal by a Multi-Digit Whole Number
(IXL)
PRACTICE:
Multiply a Decimal by a Power of Ten
(IXL)
PRACTICE:
Multiply Money Amounts Word Problems
(IXL)
PRACTICE:
Multiply Decimals by Multi-Digit Whole Number Word Problems
(IXL)
PRACTICE
:
Multiply Two Decimals Using Grids
(IXL)
PRACTICE: Multiply a Decimal by a Decimal (Khan Academy) -
PRACTICE
:
Multiply Two Decimals
(IXL)
PRACTICE:
Multiply Two Decimals #1
(Khan Academy) - ex: 0.6 x 0.4
PRACTICE:
Multiply with Decimals #2
(Khan Academy) - ex: 8 x 0.2 or 0.56 x 4
PRACTICE:
Multiply Two Decimals #3
(Khan Academy) - ex: 3.1 x 3.3 or 1.7 x 0.12
PRACTICE
:
Multiplying Decimals
(Common Core Sheets)
Dividing with Decimals
PRACTICE:
Divide Whole Number into Decimals
(IXL)
PRACTICE:
Divide Whole Numbers to get a Decimal #1
(Khan Academy)
- ex: 15 ÷ 6 = 2.5
PRACTICE:
Divide Whole Numbers to get a Decimal #2
(Khan Academy)
- ex: 63 ÷ 12 = 5.25
PRACTICE:
Divide a Decimal by a Whole Number #1
(Khan Academy)
- ex: 2.5 ÷ 5 or 1.86 ÷ 2
PRACTICE:
Divide a Decimal by a Whole Number #2
(Khan Academy)
- ex:
2.5 ÷ 75
PRACTICE:
Dividing Larger Whole Numbers by Whole Numbers to get a Decimal
(Khan Academy)
- ex: 80 ÷ 200
PRACTICE:
Dividing Decimal by Decimal
(Kahn Academy)
- ex: 0.6 ÷ 0.2
PRACTICE:
Dividing Decimal by Decimal
(Kahn Academy)
- ex: 5.3 ÷ 0.01
PRACTICE:
Dividing Decimal by Decimal
(Khan Academy) -
ex: 14 ÷ 0.7 or 1.32 ÷ 0.12
PRACTICE:
Division with Decimal Quotient
(IXL)
PRACTICE:
Dividing by Multi-Digit Decimals #1
(Kahn Academy)
PRACTICE:
Dividing by Multi-Digit Decimals #2
(Khan Academy)