Percentage of a number
Types of exercises: percentage of a number, savings with yearly interest, unusual percentages of a number.
Exercises are drawn at random from a large bank - every click gives a different set.
Narrow the topic
Solved: 0 of 10
Problem
Eva put 5000 zloty into a savings account paying 4% interest a year. The interest is added to the account at the end of each year. Ignore tax on the interest. How much money will be in the account after 2 years?
Work out
2.5% of 2480
Work out
10% of 560
Problem
Joanna put 4000 zloty into a savings account paying 5% interest a year. The interest is added to the account at the end of each year. Ignore tax on the interest. How much money will be in the account after 2 years?
Work out
120% of 330
Work out
10% of 190
Problem
Adam put 8000 zloty into a savings account paying 3% interest a year. The interest is added to the account at the end of each year. Ignore tax on the interest. How much money will be in the account after 1 year?
Work out
120% of 435
Work out
30% of 160
Problem
Anna put 6500 zloty into a savings account paying 10% interest a year. The interest is added to the account at the end of each year. Ignore tax on the interest. How much money will be in the account after 2 years?
This address is one particular set - everyone who opens it gets exactly the same exercises. Copy the link from the address bar and send it to the class. You can generate a new set at the top of the page.
PhiBoard is a free online whiteboard for maths
These exercises are part of it. On the board itself you can plot a function, write a formula in LaTeX, or solve a problem together with a teacher or a friend - live, in the browser. Our app is completely free.