Estimation – Hard
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Question 1 of 25
1. Question
Estimate (821 × 522)⁄(0.83)
CorrectIncorrect 
Question 2 of 25
2. Question
Estimate (130 × 636)⁄(0.098)
CorrectIncorrect 
Question 3 of 25
3. Question
Estimate (336 × 93)⁄(0.43)
CorrectIncorrect 
Question 4 of 25
4. Question
Estimate (511 × 646)⁄(0.101)
CorrectIncorrect 
Question 5 of 25
5. Question
Estimate (532 × 753)⁄(0.39)
CorrectIncorrect 
Question 6 of 25
6. Question
Estimate (192 × 460)⁄(0.1)
CorrectIncorrect 
Question 7 of 25
7. Question
Estimate (646 × 840)⁄(0.41)
CorrectIncorrect 
Question 8 of 25
8. Question
Estimate (271 × 335)⁄(0.42)
CorrectIncorrect 
Question 9 of 25
9. Question
Estimate (106 × 436)⁄(0.49)
CorrectIncorrect 
Question 10 of 25
10. Question
Estimate (914 × 479)⁄(0.59)
CorrectIncorrect 
Question 11 of 25
11. Question
Estimate (93 × 111)⁄(0.81)
CorrectIncorrect 
Question 12 of 25
12. Question
Estimate (490 × 807)⁄(0.76)
CorrectIncorrect 
Question 13 of 25
13. Question
Estimate (567 × 971)⁄(0.099)
CorrectIncorrect 
Question 14 of 25
14. Question
Estimate (950 × 386)⁄(0.42)
CorrectIncorrect 
Question 15 of 25
15. Question
Estimate (871 × 257)⁄(0.61)
CorrectIncorrect 
Question 16 of 25
16. Question
Estimate (57 × 48)⁄(0.21)
CorrectIncorrect 
Question 17 of 25
17. Question
Estimate (433 × 875)⁄(0.56)
CorrectIncorrect 
Question 18 of 25
18. Question
Estimate (616 × 959)⁄(0.57)
CorrectIncorrect 
Question 19 of 25
19. Question
Estimate (490 × 262)⁄(0.61)
CorrectIncorrect 
Question 20 of 25
20. Question
Estimate (681 × 929)⁄(0.1)
CorrectIncorrect 
Question 21 of 25
21. Question
Estimate (221 × 96)⁄(0.52)
CorrectIncorrect 
Question 22 of 25
22. Question
Estimate (433 × 95)⁄(0.1)
CorrectIncorrect 
Question 23 of 25
23. Question
Estimate (217 × 766)⁄(0.43)
CorrectIncorrect 
Question 24 of 25
24. Question
Estimate (464 × 222)⁄(0.22)
CorrectIncorrect 
Question 25 of 25
25. Question
Estimate (375 × 86)⁄(0.54)
CorrectIncorrect