Test questions for multiplying 3-digit by 1-digit numbers Grade 4

📚 Quick Study Guide

• 🔢 Multiplying 3-digit numbers by 1-digit numbers involves multiplying each digit of the 3-digit number by the 1-digit number.
• ➗ Start with the ones place, then the tens place, and finally the hundreds place.
• ✍️ If the result of any multiplication is 10 or more, carry over the tens digit to the next place value.
• 🧮 Remember to add any carried-over numbers when you multiply the next digit.
• 💡 Estimating the answer before multiplying helps to check if your final answer is reasonable.

Practice Quiz

1. What is $123 \times 3$?
   1. 366
   2. 369
   3. 372
   4. 363
2. What is $212 \times 4$?
   1. 848
   2. 808
   3. 646
   4. 824
3. What is $321 \times 2$?
   1. 642
   2. 624
   3. 640
   4. 632
4. What is $111 \times 5$?
   1. 555
   2. 505
   3. 655
   4. 515
5. What is $234 \times 2$?
   1. 458
   2. 468
   3. 478
   4. 456
6. What is $101 \times 7$?
   1. 777
   2. 707
   3. 717
   4. 701
7. What is $312 \times 3$?
   1. 936
   2. 926
   3. 916
   4. 946