Percentage calculator for percentage of increase decrease and change

Use this percentage calculator to find percentage of a number, percentage increase, percentage decrease and percentage change for money, scores, prices, discounts and everyday maths.

P236 TELETEXT-TOOLS 236 Wed 01 Jan
00:00/00 PAGE ___
TELETEXT-TOOLS
PERCENT
PERCENTAGE CALCULATOR • OF • UP • DOWN • CHANGE
DISCOUNTS • VAT • SCORES • PRICE CHANGES • EVERYDAY MATHS
236
PERCENT (1/8)

PERCENTAGE CALCULATOR

Percentage of, increase, decrease and change.

RESULT
—
Percentage of = BASE × (PERCENT ÷ 100)
Useful for discounts, VAT, scores, tips, prices and everyday maths.
PERCENT (2/8)

QUICK PRESETS

Tap a common percentage example.

10% OF 80001 INCREASE 50 BY 20%002 DECREASE 200 BY 15%003 20% OF 100004 INCREASE 120 BY 5%005 DECREASE 60 BY 25%006 CHANGE 80 TO 96007 CHANGE 50 TO 40008
USES
discounts • VAT • scores • tips
PERCENT (3/8)

WHAT THIS TOOL IS FOR

Fast help for everyday percentages.

PAGE 236 PURPOSE

Use this percentage calculator to find a percent of a value, increase or decrease a value, and compare old and new values.

WHO USES IT

Useful for shoppers, students, teachers, small businesses, budgeting, sales checks, score comparisons and quick percentage maths.

PERCENT (4/8)

PERCENTAGE OF

Find a percent of a number.

HOW IT WORKS

To find a percentage of a number, multiply the base by the percentage divided by 100. 10% of 80 = 8.

10% OF 80
equals 8
20% OF 100
equals 20
12.5% OF 48
equals 6
50% OF 30
equals 15
PERCENT (5/8)

INCREASE / DECREASE

Price rises, discounts, VAT and sales.

INCREASE BY A PERCENT

Increase mode adds the percentage to the base. 50 increased by 20% = 60.

DECREASE BY A PERCENT

Decrease mode subtracts the percentage from the base. 200 decreased by 15% = 170.

COMMON
sales • VAT • mark-up • markdown
PERCENT (6/8)

PERCENTAGE CHANGE

Compare old and new values.

CHANGE FORMULA

Percentage change compares the difference between old and new, then shows it as a percent of the old value.

80 TO 96
is a +20% change
50 TO 40
is a −20% change
SEARCH
percentage change calculator
SEARCH
increase by percentage calculator
PERCENT (7/8)

RELATED TOOLS

Parent hub, sibling pages and nearby tools.

PERCENT (8/8)

SUMMARY + RETURN

Percentage calculator page 236.

KEYWORDS COVERED

percentage calculator, percentage of calculator, percentage increase, percentage change.

LOOP
NEXT>>> RETURNS TO PAGE 1