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Margaret [11]
3 years ago
11

There are 321 crayons in a box and 204 crayons on the floor. About how many fewer than 1,000 crayons are there? Estimate. Then s

olve. The estimated number of crayons fewer than 1,000 is . The exact number of crayons fewer than 1,000
Mathematics
1 answer:
Sati [7]3 years ago
6 0

Answer:

See below

Step-by-step explanation:

<u>The estimated number:</u>

  • 300 + 200 = 500

<u>The difference between the estimated number an 1000 is:</u>

  • 1000 - 500 = 500

<u>The exact number:</u>

  • 321 + 204 = 525

<u>The difference between the exact number and 1000 is:</u>

  • 1000 - 525 = 475
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3 years ago
A student estimated a mass of 250grams, according to the scale the mass is actually 240grams. What is the percent error? (round
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Answer:

4.2%

Step-by-step explanation:

percent error = (estimated value - actual value)/(actual value) × 100%

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percent error = (estimated value - actual value)/(actual value) × 100%

percent error = (250 g - 240 g)/(240 g) × 100%

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percent error = 0.041666... × 100%

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4 years ago
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6 0
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Answer:

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