Percentages
Hong Kong
Stage 1 - Stage 3
Percentage Change
Interactive practice questions
We want to increase $1300$1300 by $40%$40% by following the steps outlined below.
a
First find $40%$40% of $1300$1300.
b
Add the percentage increase to the original amount to find the amount after the increase.
c
Calculate $140%$140% of $1300$1300.
d
Is increasing an amount by $40%$40% equivalent to finding $140%$140% of that amount?
Yes
A
No
B
Easy
2min
By what percentage should a quantity be multiplied with in order to increase it by $17%$17%?
Easy
< 1min
By what percentage should a quantity be multiplied in order to increase it by $50%$50%?
Easy
< 1min
We want to decrease $1500$1500 by $15%$15% by following the steps outlined below.
Easy
1min
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