This math topic focuses on calculating the result of percentage reductions, specifically in multiples of 10%, applied to various numbers. It covers the practical application of finding a final value after reducing an original amount by a specified percentage like 50%, 60%, 70%, and 80%. Each problem provides multiple answer choices. The exercises are designed to enhance understanding of basic percentage calculations and their real-world implications.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
morePractice:
Percent reduction of a number (10% multiples)
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
70% less than 30
Earned ?
Percent reduction of a number (10% multiples) Worksheet
| Math worksheet on 'Percent reduction of a number (10% multiples) (Level 2)'. Part of a broader unit on 'Percentages - Tax, Tips, and Discounts' Learn online: app.mobius.academy/math/units/percentages_tax_tips_discounts/ |
1
| Calculate the final number when it changes by a percentage |
| 50% less than 50 |
a
| 20 |
b
| 23 |
c
| 36 |
d
| 29 |
e
| 25 |
f
| 24 |
2
| Calculate the final number when it changes by a percentage |
| 80% less than 80 |
a
| 19 |
b
| 23 |
c
| 10 |
d
| 16 |
e
| 13 |
f
| 22 |
3
| Calculate the final number when it changes by a percentage |
| 50% less than 70 |
a
| 51 |
b
| 37 |
c
| 32 |
d
| 47 |
e
| 42 |
f
| 35 |
4
| Calculate the final number when it changes by a percentage |
| 90% less than 20 |
a
| 4 |
b
| 2 |
c
| 0 |
d
| 1 |
e
| 3 |
5
| Calculate the final number when it changes by a percentage |
| 50% less than 40 |
a
| 27 |
b
| 20 |
c
| 13 |
d
| 12 |
e
| 22 |
f
| 17 |
6
| Calculate the final number when it changes by a percentage |
| 40% less than 90 |
a
| 27 |
b
| 51 |
c
| 68 |
d
| 54 |
e
| 46 |
f
| 41 |
7
| Calculate the final number when it changes by a percentage |
| 50% less than 20 |
a
| 10 |
b
| 11 |
c
| 6 |
d
| 8 |
e
| 12 |
f
| 13 |