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PercentagesArithmeticMiddle schoolabout 0:26

120 is 150% of what?: animated lesson

A narrated, step-by-step percentages video lesson with captions. Final answer: 80.

SpeedLanguage

Video with a synthetic English voice and captions. Pick another language for subtitles in that language, or open the interactive version.

Video narrated by a synthetic voice (Piper TTS, en_US-ljspeech-high voice (LJ Speech dataset, public domain)); the steps come from our maths engine and the answer was checked independently. Download MP4 (0.2 MB) · Captions (WebVTT)

Steps on screen

1. The problem
Working with percentages
120 is 150% of what number?
2. Step by step
1. $150\% = 1.5$
  Convert the percent to a decimal
2. $\frac{120}{1.5} = 80$
  Divide the part by the decimal
3. The answer
$80$
120 ÷ 1.5 = 80
4. Check
- Check: 150% of 80 = 120

Transcript

The problem. Here is the problem: 120 is 150 percent of what number? Find the whole when a part and its percentage are known.

Step by step. Convert the percent to a decimal. Divide the part by the decimal.

The answer. So the answer is 80. If 120 is 150 percent of a number, that number is 80.

Check. Check: 150 percent of 80 equals 120.

About percentages

Percent of a number, what percent one number is of another, the whole from a part, and percent change.

120 is 150% of what?: Percentages Step-by-Step Lesson