Using Percentage Worksheets With Answer Key - S1 Topic 15 Page 7
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19Percentages
Name: ________________
Class: ____________ (
)
Lesson 2: Percentage change
Vocabulary
New value 新值
Original value 原值
Increase 增加
Decrease 減少
Use the above vocabulary to complete the formula:
(
)
Percentage change =
× (
)
(
)
Last week in a
supermarket,
the food prices were as follows:
Soy sauce
Milk
$12 each
$6.5 each
Salad
Lemon Tea
dressing
$3 each
$30 each
7
S1 Topic 15: Percentages
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