No Text
<link rel="apple-touch-icon" href="./apple-touch-ipad.png" /> <link rel="apple-touch-icon" href="./apple-touch-iphone4.png" /> <a href="https://plus.google.com/108776584172573388247?rel=author">Kazumi</a>

Math K-Plus

Arithmetic - Subtraction Lessons And Calculators For First Grade, Second Grade, Third Grade, and Fourth Grade

Help. Print    


What Subject Of Arithmetic Subtraction Do You Want To Study?


All About Subtractions


SECOND GRADE EXAMPLE: SUBTRACT TWO NUMBERS




Problem: Subtract a negative integer from a positive one.



  +60
-  49
—————


   60
-  49
—————



We must borrow to continue solving this problem.
Subtract number in line 2 column 1
from line 1 column 1 including carry.
Column difference is (10 - 9) = 1.
Borrowed from column 2.
Move difference to answer line.



   |5|10
   60
-  49
—————
    1


We must borrow to continue solving this problem.
Subtract number in line 2 column 2
from line 1 column 2 including carry.
Column difference is (5 - 4) = 1.
Move difference to answer line.



   |5|10
   60
-  49
—————
   11

Problem Answer.



   60
-  49
—————
  +11