Percentage increase and decrease
Name: _____________________ Date: __________
Show your thinking with numbers, words, or a drawing.
1. Increase 8 by 50%.
2. Increase 10 by 50%.
3. Increase 6 by 50%.
4. Increase 24 by 25%.
5. Increase 30 by 10%.
Answer key ยท Percentage increase and decrease
1. 12
50% of 8 = 4.
New amount: 8 + 4 = 12.
2. 15
50% of 10 = 5.
New amount: 10 + 5 = 15.
3. 9
50% of 6 = 3.
New amount: 6 + 3 = 9.
4. 30
25% of 24 = 6.
New amount: 24 + 6 = 30.
5. 33
10% of 30 = 3.
New amount: 30 + 3 = 33.
Try it together
Choose a question from the printable. Use objects or a drawing to show your thinking, then explain your method to someone at home.