What is the main goal of this video?

Estimating Sums and Differences of Whole Numbers

Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Hard

Ethan Morris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To learn how to add and subtract mixed numbers exactly.
To understand how to use benchmark fractions to estimate sums and differences of mixed numbers.
To memorize the values of different fractions.
To learn how to convert mixed numbers to improper fractions.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When rounding a mixed number, what should you do if the fraction part is greater than or equal to 1/2?
Convert the fraction to a decimal.
Keep the whole number the same.
Round up to the next whole number.
Round down to the nearest whole number.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you have the mixed number 6 and 1/3, how would you round it to the nearest whole number?
Round to the nearest half.
Convert to an improper fraction first.
Round down to 6.
Round up to 7.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When rounding mixed numbers, what should you do if the fraction part is less than 1/2?
Round up to the next whole number.
Round to the nearest half.
Drop the fraction and use the whole number.
Convert the fraction to a decimal.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the rounded whole number for 8 and 5/6?
8
9
7
10
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How would you round 7 and 40/81 to the nearest whole number?
Round up to 8.
Round down to 7.
Round to the nearest half.
Convert to a decimal first.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the estimated sum of 4 and 1/8 plus 7 and 2/3 when rounded to the nearest whole numbers?
12
11
13
10
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