I ca n’t calculate away .

1.Teeth before using whitening strips vs. after using whitening strips:

2.A sheepdog before and after its haircut:

3.A floor before being sanded vs. after being sanded:

4.A hill before spring vs. after spring:

5.A lighter before being polished vs. after being polished:

6.A stack of circulated $5 bills vs. new $5 bills:

7.A brand new air filter vs. one that experienced forest fires:

8.An apartment building in NYC before being power-washed vs. after being washed:

9.A pair of boots used for seven years vs. the same pair but new:

10.A new hair tie vs. one that’s been used for 19 days:

11.Stamped concrete vs. concrete waiting to be stamped:

12.A glove before handling paper ballots all day vs. a glove after many, many ballots:

13.A brand new trowel vs. one used for years:

14.A brand new knife before being used vs. after 41 years of use:

15.A computer screen before anti-glare coating is removed vs. after:

16.A hat worn outside every day for a year vs. the a new version of the same hat:

17.A four-year-old iPhone case vs. a new case:

18.A plant before getting watered vs. one hour after getting watered:

19.A brand-new basketball vs. a four-year-old basketball:

20.Black jeans worn every day for three years vs. new black jeans:

21.A brand new Pikachu doll vs. a 15 year old one:

22.Brand new, uncirculated $20 bills vs. old $20 bills:

23.New mini golf balls vs. mini golf balls that have been worn down over the years:

24.A hat worn daily for 12 months vs. a new hat:

25.A five-year-old wok vs. a new wok:

26.A brand new loofa vs. a loofa used every day for five years:

27.Crocs worn every single day vs. a brand new pair of Crocs:

28.Another plant before and after being watered:

29.New vs. old chocolate chips:

30.A 35 year old wire brush vs. a brand new wire brush:

31.A car key that’s been used for years vs. a new car key:

32.A decade-old gaming chair vs. a new version of the same exact chair:

33.A brand new retainer vs. a very old, very yellow retainer:

34.An eraser that’s seen some things vs. a bright-eyed, bushy-tailed new eraser:

35.A log book used daily vs. an unused log book:

36.A new sandal vs. the same sandal that was used for 20 years:

37.Knee pads after four years of kneeling vs. completely new knee pads:

38.A 20-year-old Uno deck vs. a brand new deck:

39.Completely annihilated drum sticks vs. new sticks:

40.A broom that has been put through the absolute ringer vs. a brand new broom:

41.A new Yoda keychain vs. Yoda’s weird cousin Yoba:

42.A 10-year-old drill vs. a brand new one:

43.A totally new sketchbook vs. a completely full sketchbook:

44.A brass hammer used until it broke vs. a new hammer:

45.A new tabletop hockey puck vs. one that’s been in commission for half a decade:

46.A spare key vs. the main key that’s been used for 12 years:

47.A pillow that’s never been used vs. the same pillow that’s been used every night:

48.Completely new skateboard wheels vs. the exact same size wheels after being worn down over the years:

49.A highlighter that’s highlighted many highlights vs. a new highlighter:

50.And a new gardening glove vs. a glove that’s helped birth many plants:

Close-up of two sets of teeth. Top image shows teeth before improvement, and bottom image shows them aligned and whitened after treatment

Two dogs sit indoors: one fluffy and untrimmed, the other neatly groomed with short fur

Two images of wooden floors: the left shows a rough, worn surface, while the right displays a smooth, refinished appearance

Two side-by-side coastal trail views, one dry and bare, the other lush and green, both leading to ocean vistas under clear skies

Two Zippo lighters shown: one is scratched with wear, the other is polished to a shiny, mirror-like finish, reflecting a phone and person

$5 bills

Two air filters side by side on a wooden floor, one clean and white, the other dirty and dark

Two workers in yellow rain gear paint a building facade using scaffoldings and long-handled rollers

Two pairs of brown work boots with visible stitching are placed side by side on patterned floor tiles

Two black hair ties on a light wooden surface, one larger than the other

Half-finished concrete pathway with a textured section and a smooth section. Surrounded by a fence and trees in a dirt yard

Two disposable gloves on a table, one is clean while the other appears to be used and slightly dirty

Two masonry trowels with red and gray handles rest on a stone surface, contrasting in size

Two kitchen knives with wooden handles, one labeled "Not for sale," on a flat surface

Two photos compare a laptop screen. The top screen is scratched and dirty, while the bottom is clean and reflective

Two baseball caps placed side by side: one brown and worn, and one black and new, on a wooden surface

Two phone cases are shown: one is broken and discolored, while the other is clear and intact

Drooping plant with purple leaves in a pot on the left; same plant revived and upright on the right

Two basketballs side by side on concrete. The left one is marked "Wilson NCAA." Partial view of a person's legs wearing black Crocs

Two pairs of jeans are laid flat on a wooden floor: one pair is worn and faded, the other pair is new with a tag attached

Two hands holding Pikachu and bootleg Pikachu plush toys. Pikachu wears an orange hat with a black ribbon. The plush toys are outdoors

Money in a counter

Gold balls

Two worn woks in a plastic bin

A new and old loofa

Crocs side by side

Two side-by-side photos of a potted plant: left shows wilted leaves with a jalapeño, right shows healthy leaves and no visible fruit

Container filled with chocolate chips at the top and carob chips at the bottom, labeled "Chocolate Chips" at the front

A broken red-handled brush with bristles, shown in two pieces on a dark surface

Close-up of two car keys being held near a car door, highlighting the differences in the key cuts

Old and new gaming chairs

A new and old retainer

An old and new eraser

An old and new log book

Sandals

An old and new knee pad

An old vs. new deck of Uno

Drum sticks

Two brooms

Yoda keychains

Electric drills

Two sketchbooks

Hammers

Hockey pucks

A spare key and regular key

A fluffy pillow and a flat pillow

A hand holding skateboard wheels

highlighters

Gloves