Estimate Products Using Rounding

Quiz
•
Mathematics
•
3rd - 4th Grade
•
Hard
+1
Standards-aligned
Barbara White
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the FIRST step in estimating products?
Multiply the rounded numbers.
Round off the factors to the highest place value.
Count the number of zero.
Divide the rounded numbers.
Tags
CCSS.4.NBT.B.5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
TRUE or FALSE: When you round off 9 993 to its highest place value, the answer is 9 000.
False. The correct answer is 10 000.
True
False. The correct answer is 9 900.
False. The correct answer is 100 000.
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Check if the solution and answer below are correct.
The solution and answer are correct.
The solution and answer are incorrect.
The solution is correct, but the answer should be 160 000.
Tags
CCSS.4.NBT.B.5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the estimated product for the expression 87 x 403?
36 000
35 601
32 000
35 701
Tags
CCSS.4.NBT.B.5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the estimated product for the expression 302 X 20?
804
7 000
600
6 000
Tags
CCSS.4.NBT.B.5
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which is the best estimate of the product of 793 and 48?
800 x 40 = 32 000
700 x 40 = 28 000
800 x 50 = 40 000
700 x 50 = 35 000
Tags
CCSS.4.NBT.B.5
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
During a recent book sale week, 1 897 titles of books were sold each day. About how many books were sold in 10 days?
About 3 000 books.
About 1 000 books.
About 10 000 books.
About 20 000 books.
Tags
CCSS.4.NBT.B.5
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