|Maths Multiplication Shortcut: Multiplication of two 3-digit Numbers|
|Tips and Tricks to multiply two 3-digit numbers abc and xyz:
Step 1: Multiply and write the rightmost digits(cz) of the two given numbers down.
Step 2: Now, do cross-multiplication(bz and cy) and add the products
Step 3: Next, do cross-multiplication(az , by and cx) and add the products(az + by+ cx) and write down to the left of the previous result.
Step 4: Next, do cross-multiplication(ay and bx) and add the products
Step 5: Finally, multiply the leftmost digits(ax) of the two given numbers and write down to the left of previous result. (If necessary, add any final carry).
Here is the quick formula:
Note: If necessary, add any final carry
|Example 1: Find 123 × 121
|Example 2: Find 263 × 152
|Example 3: Find 252 × 314
|Now, try the following questions: