This math topic focuses on calculating percent growth of a number in 10% multiples. Students practice finding specific percentage increases on given base numbers. Each problem presents a different base number and asks for the calculation of a certain percentage increase from that base. The percentages used in the problems vary (e.g., 70%, 80%, 90%). The target skills are understanding and applying the concept of percentage growth to basic arithmetic calculations.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.
Calculate the final number when it changes by a percentage
10% of 70 is 7.
What is 50% more than 70