Arithmetic
   
Cod Drills Home work Video 1 Video 2 Video 3 Video 4
Sequence: Writing Numbers    
1 Place value families D V      
2 Place value  D V `    
4 Writing numbers 1-19-20-100,1000-TRILLION D W        
5 Writing whole numbers to words D W        
5A writing whole numbers from words D W        
5B writing decimal numbers to words D W        
5C writing numbers decimals from words D W        
7 Number Sense (Millions, Billions, Trillions)            
3 Counting Money D          
   
Sequence: Arithmetic Tables    
10 Tables: Addition D W T      
10A Addition some numbers D          
10B Addition Competition D          
10.2 Table Addition Practice 2 to 9 D            
10C Addition Checking D          
10D Addition Checking Table Form D          
10E Addition Checking more than 2 numbers D          
11 Tables: Subtraction D   T V V
11A Subtraction checking D  
   V  
11B Subtraction Some Numbers D    
12 Tables: Multiplication D W V V 
 V  
12A Multiplication some numbers D          
12B Multiplication Competition D          
12.2 Table Multiplication Practice 2 to 9 D            
12C Multiplication Checking D          
13 Tables: Division D   T V   V  
13a Division Some Numbers D    
27A Divide by partial quotient method  T          
27B Division check   D          
   
Sequence: Arithmetic Operations    
14 Add two digits numbers D
V      
14A Add 2 whole numbers of 4 digits V    
16 Add 2 whole numbers of 3 digits D V      
17 Add 3 whole numbers D    
15 Subtraction   V        
15A Subtract 2 whole numbers of 4 digits     V V V    
20 Multiply whole numbers 3 digits x 2 digits D V V    
21 Multiply whole numbers 3 digits x 3 digits D        
25 Divide. 2 digits by 1 D   V      
26 Divide. 2 digits by 2 digits D   V      
27 Divide by 10, 100, etc.            
   
Sequence: Arithmetic Word Problems    
28 Word problems: Add compare            
29 Word problems: Add/subtract compare            
30 Word problems: Multiply/Add/Subtract            
31 Word problems: Divide            
32 Word problems: Divide type 2            
33 Word problems: Divide/Add            
34 Word problems: Time    
35 Word problems: Elapse time     V      
   
Sequence: Rounding and Estimating    
36 Rounding to Thousands D  W        
36A Rounding to millions D  W        
37 Estimation by Clustering    W        
    Another explanation            
Estimation by Rounding    W        
    Another explanation            
Estimation by Compatible numbers            
Front-End Estimation            
   
Sequence: Units conversion    
38A Units conversion: Temperature Kelvin-Celsius D  W        
38B Units conversion: English units D  W  W       
38C Units conversion: Temperature Kelvin-Celsius D  W        
   
Sequence: Elapse Time    
38AA Time Difference D   W      
38BB Time Difference  AM - PM D   W        
38CC Time Difference  Checking D