Estimate products by rounding
4th grade (Year 5 in England) · 16 questions · Common Core: 4.OA.A.3, 4.NBT.B.5 · England: Y5 Number and place value
Name
Date
Score/ 16
Question 1
Estimate 303 × 8 by rounding 303 to the nearest hundred.
Answer
Question 2
Tariq's calculator shows 564 × 7 = −1052. Use an estimate: is that answer reasonable?
- A. Yes, it is close to the estimate
- B. No, it is far from the estimate
Question 3
Which is the best estimate for 30 × 67?
- A. 210
- B. 2100
- C. 1200
- D. 21 000
Question 4
Estimate 430 × 7 by rounding 430 to the nearest hundred.
Answer
Question 5
Omar's calculator shows 639 × 6 = −1166. Use an estimate: is that answer reasonable?
- A. Yes, it is close to the estimate
- B. No, it is far from the estimate
Question 6
Which is the best estimate for 78 × 43?
- A. 120
- B. 320
- C. 3200
- D. 32 000
Question 7
Estimate 659 × 5 by rounding 659 to the nearest hundred.
Answer
Question 8
Tariq's calculator shows 623 × 9 = 5607. Use an estimate: is that answer reasonable?
- A. Yes, it is close to the estimate
- B. No, it is far from the estimate
Question 9
Which is the best estimate for 67 × 41?
- A. 28 000
- B. 280
- C. 2800
- D. 1800
Question 10
Estimate 368 × 4 by rounding 368 to the nearest hundred.
Answer
Question 11
Ines's calculator shows 708 × 6 = 4248. Use an estimate: is that answer reasonable?
- A. Yes, it is close to the estimate
- B. No, it is far from the estimate
Question 12
Which is the best estimate for 56 × 43?
- A. 2400
- B. 100
- C. 1500
- D. 240
Question 13
Estimate 394 × 3 by rounding 394 to the nearest hundred.
Answer
Question 14
Jamal's calculator shows 844 × 9 = 12 596. Use an estimate: is that answer reasonable?
- A. Yes, it is close to the estimate
- B. No, it is far from the estimate
Question 15
Which is the best estimate for 80 × 46?
- A. 2800
- B. 400
- C. 4000
- D. 130
Question 16
Estimate 498 × 5 by rounding 498 to the nearest hundred.
Answer
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