Estimation and Computation N5.1
Authored by Erin Wiley
Mathematics
4th - 6th Grade
Used 43+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Use front-end rounding to estimate the difference of:
7166 - 2998
10 000
5000
7000
4000
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Estimate to find which two numbers have a sum of ABOUT 10 000
800 + 3950
8010 + 1627
8243 + 3000
8847 + 200
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Estimate to find which two numbers have a difference of ABOUT 4000
80 916 - 59 978
10 832 - 2041
92 439 - 81 899
25 263 - 21 090
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Use front-end rounding to estimate the sum of:
590 322 + 473 990
1 000 000
600 000
100 000
900 000
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which does NOT show using compatible numbers to estimate:
422 + 329
500 + 300 = 800
420 + 320 = 740
420 + 330 = 750
425 + 325 = 750
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which shows using COMPENSATION to estimate:
5425 - 3931
5000 - 3000 = 2000
6000 - 4000 = 2000
5400 - 3900 = 1500
5000 - 4000 = 1000
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A student said that the estimated sum of 374 + 213 is 500. What estimation strategy do you think the student use?
front-end rounding (300 + 200)
compatible numbers (370 + 210)
compensation (
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