View
152
Download
3
Category
Tags:
Preview:
DESCRIPTION
Ed Tech AVPWord problems involving discount
Citation preview
GRADE 6 MATHEMATICSWord Problems involving DISCOUNT
(Corpuz, Crismo)
THE CIRCLE Cut 25 %
75% remains
THE CIRCLE Cut 50 %
50% remains
THE CIRCLE Cut 75 %
25% remains
100% =
75% =
50% =
25% =
ONE WHOLE
THREE-FOURTHS
ONE HALF
ONE-FOURTH
THE RECTANGLE
Cut 20 %
80% remains
THE RECTANGLE
Cut 40 %
60% remains
THE RECTANGLE
Cut 60 %
40% remains
THE RECTANGLE
Cut 80 %
20% remains
80% =
60% =
40% =
20% =
Four-fifths
Three-fifths
Two-fifths
One-fifth
THE SQUARECut 10 %
90% remains
THE SQUARECut 30 %
70% remains
THE SQUARECut 70 %
30% remains
THE SQUARECut 90 %
10% remains
90% =
70% =
30% =
10% =
Nine-tenths
Seven-tenths
Three-tenths
One-tenth
DISCOUNT~ Cutting or removing a part
Old amount
MINUS DISCOUNT AMOUNT
Equals NEW amount
DISCOUNT~ Cutting or removing a part
100%
MINUS DISCOUNT
RATE
Equals NEW rate
DISCOUNT
PERCENTAGE BASE RATE
Old amount Divided by old
amount
100%
Discount amount
Divided by old
amount
Discount rate
New amount Divided by old
amount
New rate
____________________
_ =
=
=
Percentage / base = RateOA – DA = NA
DISCOUNT
RATE BASE PERCENTAGE
100% old amount Old amount
Discount rate
old amount Discount amount
New rate
old amount New amount____________________
_ =
=
=
Rate x Base = PercentageOR – DR = NR
x
x
x
EXAMPLE1:
An item was marked with 28% discount. What is the new rate of the item?
28 %
100% – 28% =72%
72%
EXAMPLE2:
A pair of earrings was originally sold at 120 pesos. Since it was discounted, Patricia paid 90 pesos for it.How much was discounted?120 pesos
90 pesos
120 – 90 =30
30 pesos
EXAMPLE3A:
A shirt costs 330 pesos. At 30% discount, how much is discounted?
30% of 330 =99
30 %
330 pesos
99 pesos
EXAMPLE3B:
A shirt costs 330 pesos. At 30% discount, how much is discounted? How much is the new price?
330 - 99 =231
30 %
330 pesos
99 pesos 231 pesos
EXAMPLE4:
A bag which is originally 250 pesos is marked 20% off. What is the new price? What is the discount price?
20%
250pesos
100% - 20% =80%
80%
80% of 250=200200pesos 20% of 250=250 – 200 =
5050
50 peso
s
EXAMPLE5:
JV bought an MP3 player at 3,500 pesos. It was marked 30% off. Find its original price
100% – 30% =70%
30 %
3,500 pesos
70 %
3,500 / 0.70=5,000
5,000 pesos
Recommended