Money
Tutorial
Example
Dudley has $20 he spends $15 of it on sweets.
How much money does he have left?
$2 $8
$7 $5
the correct answer should be $5
The first thing you do to find the
answer is identify the signs.
$20
-$15
Next you do the subtraction.
$20
-$15
$05
Example2
The fourth Harry Potter book costs $29, and a
Harry Potter book mark costs $2.50. How much money do I owe the book store?
Find the signs, and then do the math.
$29.00
+
$2.50
$31.50