The task involves multiplying 3-digit numbers by other 3-digit numbers. Below, I will solve each multiplication problem step by step.
Problem 1: \( 153 \times 155 \)
\[
153 \times 155 = 23685
\]
Problem 2: \( 152 \times 157 \)
\[
152 \times 157 = 23904
\]
Problem 3: \( 155 \times 151 \)
\[
155 \times 151 = 23405
\]
Problem 4: \( 154 \times 155 \)
\[
154 \times 155 = 23870
\]
Problem 5: \( 162 \times 166 \)
\[
162 \times 166 = 26892
\]
Problem 6: \( 164 \times 162 \)
\[
164 \times 162 = 26568
\]
Problem 7: \( 161 \times 167 \)
\[
161 \times 167 = 26907
\]
Problem 8: \( 162 \times 162 \)
\[
162 \times 162 = 26244
\]
Problem 9: \( 173 \times 174 \)
\[
173 \times 174 = 30102
\]
Problem 10: \( 172 \times 171 \)
\[
172 \times 171 = 29412
\]
Problem 11: \( 177 \times 172 \)
\[
177 \times 172 = 30444
\]
Problem 12: \( 173 \times 171 \)
\[
173 \times 171 = 29603
\]
Problem 13: \( 186 \times 182 \)
\[
186 \times 182 = 33852
\]
Problem 14: \( 185 \times 184 \)
\[
185 \times 184 = 34040
\]
Problem 15: \( 185 \times 182 \)
\[
185 \times 182 = 33670
\]
Problem 16: \( 181 \times 183 \)
\[
181 \times 183 = 33123
\]
Problem 17: \( 194 \times 193 \)
\[
194 \times 193 = 37402
\]
Problem 18: \( 196 \times 193 \)
\[
196 \times 193 = 37748
\]
Problem 19: \( 193 \times 193 \)
\[
193 \times 193 = 37249
\]
Problem 20: \( 193 \times 192 \)
\[
193 \times 192 = 37056
\]
Final Answers:
\[
\boxed{
\begin{array}{cccc}
23685 & 23904 & 23405 & 23870 \\
26892 & 26568 & 26907 & 26244 \\
30102 & 29412 & 30444 & 29603 \\
33852 & 34040 & 33670 & 33123 \\
37402 & 37748 & 37249 & 37056 \\
\end{array}
}
\]
Parent Tip: Review the logic above to help your child master the concept of 3 digit multiplication worksheet grade 5.
