3-digit by 2-digit multiplication worksheet for kids.

The task involves multiplying 3-digit numbers by 2-digit numbers. Below, I will solve each multiplication problem step by step.

Problem 1: \( 163 \times 31 \)

\[
163 \times 31 = (163 \times 30) + (163 \times 1)
\]
\[
163 \times 30 = 4890
\]
\[
163 \times 1 = 163
\]
\[
4890 + 163 = 5053
\]
Answer: \( 5053 \)

Problem 2: \( 161 \times 21 \)

\[
161 \times 21 = (161 \times 20) + (161 \times 1)
\]
\[
161 \times 20 = 3220
\]
\[
161 \times 1 = 161
\]
\[
3220 + 161 = 3381
\]
Answer: \( 3381 \)

Problem 3: \( 164 \times 23 \)

\[
164 \times 23 = (164 \times 20) + (164 \times 3)
\]
\[
164 \times 20 = 3280
\]
\[
164 \times 3 = 492
\]
\[
3280 + 492 = 3772
\]
Answer: \( 3772 \)

Problem 4: \( 162 \times 14 \)

\[
162 \times 14 = (162 \times 10) + (162 \times 4)
\]
\[
162 \times 10 = 1620
\]
\[
162 \times 4 = 648
\]
\[
1620 + 648 = 2268
\]
Answer: \( 2268 \)

Problem 5: \( 161 \times 25 \)

\[
161 \times 25 = (161 \times 20) + (161 \times 5)
\]
\[
161 \times 20 = 3220
\]
\[
161 \times 5 = 805
\]
\[
3220 + 805 = 4025
\]
Answer: \( 4025 \)

Problem 6: \( 167 \times 14 \)

\[
167 \times 14 = (167 \times 10) + (167 \times 4)
\]
\[
167 \times 10 = 1670
\]
\[
167 \times 4 = 668
\]
\[
1670 + 668 = 2338
\]
Answer: \( 2338 \)

Problem 7: \( 164 \times 15 \)

\[
164 \times 15 = (164 \times 10) + (164 \times 5)
\]
\[
164 \times 10 = 1640
\]
\[
164 \times 5 = 820
\]
\[
1640 + 820 = 2460
\]
Answer: \( 2460 \)

Problem 8: \( 167 \times 12 \)

\[
167 \times 12 = (167 \times 10) + (167 \times 2)
\]
\[
167 \times 10 = 1670
\]
\[
167 \times 2 = 334
\]
\[
1670 + 334 = 2004
\]
Answer: \( 2004 \)

Problem 9: \( 164 \times 21 \)

\[
164 \times 21 = (164 \times 20) + (164 \times 1)
\]
\[
164 \times 20 = 3280
\]
\[
164 \times 1 = 164
\]
\[
3280 + 164 = 3444
\]
Answer: \( 3444 \)

Problem 10: \( 162 \times 27 \)

\[
162 \times 27 = (162 \times 20) + (162 \times 7)
\]
\[
162 \times 20 = 3240
\]
\[
162 \times 7 = 1134
\]
\[
3240 + 1134 = 4374
\]
Answer: \( 4374 \)

Problem 11: \( 161 \times 37 \)

\[
161 \times 37 = (161 \times 30) + (161 \times 7)
\]
\[
161 \times 30 = 4830
\]
\[
161 \times 7 = 1127
\]
\[
4830 + 1127 = 5957
\]
Answer: \( 5957 \)

Problem 12: \( 165 \times 51 \)

\[
165 \times 51 = (165 \times 50) + (165 \times 1)
\]
\[
165 \times 50 = 8250
\]
\[
165 \times 1 = 165
\]
\[
8250 + 165 = 8415
\]
Answer: \( 8415 \)

Problem 13: \( 164 \times 41 \)

\[
164 \times 41 = (164 \times 40) + (164 \times 1)
\]
\[
164 \times 40 = 6560
\]
\[
164 \times 1 = 164
\]
\[
6560 + 164 = 6724
\]
Answer: \( 6724 \)

Problem 14: \( 162 \times 52 \)

\[
162 \times 52 = (162 \times 50) + (162 \times 2)
\]
\[
162 \times 50 = 8100
\]
\[
162 \times 2 = 324
\]
\[
8100 + 324 = 8424
\]
Answer: \( 8424 \)

Problem 15: \( 164 \times 13 \)

\[
164 \times 13 = (164 \times 10) + (164 \times 3)
\]
\[
164 \times 10 = 1640
\]
\[
164 \times 3 = 492
\]
\[
1640 + 492 = 2132
\]
Answer: \( 2132 \)

Problem 16: \( 163 \times 23 \)

\[
163 \times 23 = (163 \times 20) + (163 \times 3)
\]
\[
163 \times 20 = 3260
\]
\[
163 \times 3 = 489
\]
\[
3260 + 489 = 3749
\]
Answer: \( 3749 \)

Problem 17: \( 163 \times 15 \)

\[
163 \times 15 = (163 \times 10) + (163 \times 5)
\]
\[
163 \times 10 = 1630
\]
\[
163 \times 5 = 815
\]
\[
1630 + 815 = 2445
\]
Answer: \( 2445 \)

Problem 18: \( 155 \times 13 \)

\[
155 \times 13 = (155 \times 10) + (155 \times 3)
\]
\[
155 \times 10 = 1550
\]
\[
155 \times 3 = 465
\]
\[
1550 + 465 = 2015
\]
Answer: \( 2015 \)

Problem 19: \( 148 \times 12 \)

\[
148 \times 12 = (148 \times 10) + (148 \times 2)
\]
\[
148 \times 10 = 1480
\]
\[
148 \times 2 = 296
\]
\[
1480 + 296 = 1776
\]
Answer: \( 1776 \)

Problem 20: \( 132 \times 11 \)

\[
132 \times 11 = (132 \times 10) + (132 \times 1)
\]
\[
132 \times 10 = 1320
\]
\[
132 \times 1 = 132
\]
\[
1320 + 132 = 1452
\]
Answer: \( 1452 \)

Final Answers:

\[
\boxed{
\begin{array}{cccc}
5053 & 3381 & 3772 & 2268 \\
4025 & 2338 & 2460 & 2004 \\
3444 & 4374 & 5957 & 8415 \\
6724 & 8424 & 2132 & 3749 \\
2445 & 2015 & 1776 & 1452 \\
\end{array}
}
\]