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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

MEAP Preparation - Grade 5 Mathematics
1.35 Estimation: Addition and Subtraction

  1. Approximate the given numbers.
  2. Add or subtract after approximation.
Example: 19,034 + 93
19,034 can be approximated to 19,000
93 can be approximated to 90
19,000 + 90
Answer: 19,090

Example: 4,230 - 167
4,230 can be approximated to 200,000,000
167 can be approximated to 200
200,000,000 - 200
Answer: 199,999,800


Directions: Find the approximate answer using estimation (round up or down before doing the calculation).
Q 1: 46,320,490 - 18,999,981 = ___________
45,000,000
40,000,000
37,000,000
28,000,000

Q 2: 11,341,280 + 978 = ________
11,000,000
12,000,000
10,900,000
10,001,000

Q 3: 11,341,280 + 978 = ________
12,000,000
11,000,000
10,001,000
10,900,000

Q 4: 37,291,510 + 12,999,999 = ________
50,000,000
40,000,000
49,000,000
30,000,000

Q 5: 1,651 - 1,148 = ____
500
1,000
800
600

Q 6: 37,328 - 649 = _____
30,000
36,000
38,000
37,300

Q 7: 37,291,510 + 12,999,999 = ________
50,000,000
49,000,000
30,000,000
60,000,000

Q 8: 17,681 + 66 = _____
18,100
18,000
17,000
20,070

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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