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Texas Instruments TI-83 Plus Programmable Graphing Calculator (Packaging and Colors May Vary)

Rated4.6(10,354 ratings)Only 6 left

Above normal

$92.88 is 24% above the $74.90 it normally sells for. It sold at or within 3% of $74.90 for at least about a week of the last 45 days.

Now
$92.88
Normally
$74.90
Lowest in 139 days
$69.99(Jul 17)
Highest
$114.88
Evidence: Strong139 days tracked76 price changes

Where today's price sits

View on amazon.com (opens in a new tab)

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The listing's crossed-out price

Not below normal

The listing shows

crossed out: Typical $99.88 −7%

Against its normal price

+24% vs $74.90

This product has sold at or within 3% of $74.90 for at least about a week of the last 45 days, so today's price isn't below its normal price.

The crossed-out price is the reference shown on the listing. We don't know how it was set; we only compare it with prices we've observed. How we check →

Price history

Tracked since Jun 25 · 139 days · 76 price changes

Ahead of Black Friday 2026 (Nov 27), it is 24% above its normal price of $74.90. A "sale" back to $74.90 would only return it to normal. Texas Instruments TI-83 Plus Programmable Graphing Calculator… price history, checked Nov 12, 2026: current price $92.88, normal (typical) price $74.90, average $91.41 over 139 days, lowest $69.99 (Jul 17, 2026), highest $114.88 (Sep 10, 2026).

Loading the price chart.

  • Price
  • Not checked for 3+ days
  • Normal $74.90
  • 5% or more below normal

How often does it drop below normal?

In the 139 days we've tracked it, it stayed 5% or more below today's normal price for an hour or more once, lasting less than a day. The last time ended Jul 17.

A count of what happened, not a prediction.

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Get this as JSONThe same verdict and prices, from the TrackPin API.
GET/api/v1/product/B0008EWSEO
Request
curl https://trackpin.co/api/v1/product/B0008EWSEO \
  -H "x-api-key: $TRACKPIN_API_KEY"

This is exactly what the API returns for this product. Free keys include 100 requests a day.

Request a key
Live response, As of 01:45 UTC
{
  "asin": "B0008EWSEO",
  "title": "Texas Instruments TI-83 Plus Programmable Graphing Calculator (Packaging and Colors May Vary)",
  "image": "https://m.media-amazon.com/images/I/61fKGHNTxFS._AC_SL500_.jpg",
  "currency": "USD",
  "category": "CE",
  "category_label": "Electronics",
  "in_stock": true,
  "price": {
    "current_cents": 9288,
    "reference_cents": 7490,
    "discount_pct": -24.01,
    "is_deal": false,
    "observed_at": 1794446670006,
    "changed_at": 1794246369049,
    "checked_at": 1794446670006,
    "source": "stored"
  },
  "verdict": {
    "label": "above",
    "text": "Above normal",
    "pct_vs_normal": -24.01,
    "evidence": "strong",
    "stale": false,
    "suspect": false,
    "steady_since": null,
    "sentence": "Above normal. $92.88 is 24% above the $74.90 it normally sells for. It sold at or within 3% of $74.90 for at least about a week of the last 45 days."
  },
  "listing_claim": {
    "label": "Typical:",
    "listing_reference_cents": 9988,
    "claimed_pct": 7,
    "real_pct": -24.01,
    "class": "not_below_normal",
    "observed_at": 1794282611264
  },
  "stats": {
    "min_cents": 6999,
    "max_cents": 11488,
    "avg_cents": 9141,
    "history_days": 139,
    "price_levels": 246,
    "price_changes": 76,
    "distinct_prices": 10,
    "lowest_at": 1784270775171
  },
  "history": [
    {
      "price_cents": 9488,
      "from": 1792595962001,
      "to": 1792595962001
    },
    {
      "price_cents": 7490,
      "from": 1792596670516,
      "to": 1792888822050
    },
    {
      "price_cents": 9288,
      "from": 1792899174106,
      "to": 1794176647833
    },
    {
      "price_cents": 7490,
      "from": 1794183052335,
      "to": 1794245076986
    },
    {
      "price_cents": 9288,
      "from": 1794246369049,
      "to": 1794446670006
    }
  ],
  "last_seen": 1794446670006
}
// … 241 more steps in the full response

Normal price: the lowest price level the product held for at least 15% of the last 45 days (about a week). Prices within 3% of each other count as one level, and we use the lowest price in that level. How we calculate it → Prices are observations of amazon.com and may be incomplete or delayed. TrackPin is not affiliated with Amazon.