Online Test — Multi-Digit Multiplication
10 Questions • 15 min • Chapter MCQ
15:00
Question 1 of 10
medium
1234 × 3 = ?
3602
3702
3692
3712
Explanation: 1234 × 3 = 3702.
Question 2 of 10
medium
34 × 11 = ?
344
374
354
364
Explanation: 34 × 11 = 34 + 340 = 374.
Question 3 of 10
medium
3210 × 3 = ?
9630
9620
9530
6420
Explanation: 3210 × 3 = 9630.
Question 4 of 10
medium
25 × 12 = ?
300
250
320
350
Explanation: 25 × 12 = 300.
Question 5 of 10
easy
To estimate a product, you first…
round the numbers
add them
subtract them
ignore them
Explanation: Round each number, then multiply.
Question 6 of 10
hard
48 × 21 = ?
1008
1080
988
1018
Explanation: 48 × 21 = 1008.
Question 7 of 10
hard
4567 × 6 = ?
27402
27302
27412
26402
Explanation: 4567 × 6 = 27402.
Question 8 of 10
easy
Estimate 19 × 4 (round 19).
80
60
100
40
Explanation: ≈ 20 × 4 = 80.
Question 9 of 10
medium
Estimate 52 × 48 (nearest 10).
2000
2500
3000
1500
Explanation: ≈ 50 × 50 = 2500.
Question 10 of 10
hard
Best estimate for 297 × 3?
600
900
1200
300
Explanation: ≈ 300 × 3 = 900.