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Algebra



Contents
 
  • Warm Up Exercises
  • Addition of Signed Numbers
  • Exercises


Day5, Warm Up Exercises
Answers


Addition of Signed Numbers
How to Add Signed Numbers
   
 
ADD:
+ 4
+ 3
- 4
- 3
- 4
+ 3
+ 4
- 3




  • If the SIGNS are the
    SAME, use the sign and
    ADD the absolute values.
     
  • If the SIGNS are
    DIFFERENT, use the sign of the larger in absolute value and
    SUBTRACT the absolute values.

Quiz. Please Add:
- 4
- 12
2
5
+ 4
- 12
- 7
- 3




Addition Practice
The Sum of Three Numbers
 
1st: Either:
Type the arguments, using "-8" as "- 8," or
Press use either or both Addend buttons.
2nd: Mentally compute the sum.
3rd: Press Sum to see the correct sum.
 
+ + =
  +       +     =  



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