|Maths Multiplication Shortcut: Multiply 2- Digit Number by a 2- Digit Number|
|Tips and Tricks to multiply two 2-digit numbers ab and ac when the left-hand digits of the numbers are same(a) and total of right-hand digits (b + c) is equal to 10.
Step 1: Multiply the rightmost digits(bc)of the two given numbers and put the product as the right-hand of the answer.
Step 2: Now, multiply a and (a + 1) and write the product to the left of the previous result. This gives the final answer.
Here is the quick formula:
|Example 1: Find 25 × 25
|Example 2: Find 43 × 47
|Now, try the following questions: