FRAME 5-7.
Solution to
Rule for Subtraction
Frame 5-6.
Change the sign of the subtrahend (second or bottom
subtract
number), then add the two numbers according to the
rules for addition given in Frames 5-3, 5-4, and 5-5.
Subtract these numbers (both numbers are positive).
a. Subtract: +5 +3
Answer _____________
b. Subtract: +3 +5
Answer _____________
_______________________________________________________________________________________
FRAME 5-8.
Solution to
Frame 5-7.
Subtract these numbers (both numbers are negative).
a. +2
a. Subtract: 5 3
Answer _____________
+
5 +3 =
b. Subtract: 3 5
Answer _____________
+
5 + 3.
(Add pos and neg)
+5 3
+
5 3 = +2
b. 2
+
3 +5 =
+
3 + 5.
(Add pos and neg)
5 +3
5 3 = 2
_______________________________________________________________________________________
MD0900
5-4