## square number from 10 to 19 math trick

### Easiest method to find the square of any number between 10 and 19

Step 1: First add the given number and the units digit .

Step 2: Then Square the unit’s digit and put the number next to the result obtained in STEP 1.

**Ex-1:Find the square of 13 in 5 seconds**

(13)

^{2}= ?Step 1: 13 + 3 = 16_

Step 2: 3

^{2}= 9put the result obtained in step 2 in step 1 we get

**Ans=169**

**Ex-2:Find the square of 16 in 5 seconds**

(16)

^{2}= ? Step 1: 16 + 6 = 22_

Step 2: 6

^{2}= 36put the result obtained in step 2 in step 1 as shown below

22_

36

**Ans=256**