Squaring Multiples of 5 - Examples & Practice
Read this topicExplanations 3
- Squaring Numbers That End in 5 Occasionally in math, there's a shortcut that actually works, no matter what. One of these shortcuts shows up when you need to find the square of …
By Hannah Bonville, Zora Gilbert, Alex Federspiel, Jonathan Heller, Caroline K
- (Video) How to find square of 2-digit numbers ending with 5, 4, 6 and 1 by faceprep This video by faceprep shows you how to find the square of a two-digit number ending in 5.5.5…
By Caroline K, Amy Feraco, Jonathan Heller
- Squaring Numbers Ending in 5: Challenge Problems By now, you have learned how to square numbers ending in 5. As a quick refresher, let's say you have a number ending in 5,5,5, a…
By Caroline K, Jonathan Heller
Problems 24
- What is 852?85^2?852? Write your answer without commas or spaces.
- What is the value of 2552255^22552? Write your answer without commas or spaces.
- Compute 1352135^21352.
- Compute 35235^2352.
- Compute 95295^2952.
- Compute 75275^2752. Write your answer without commas or spaces.
- Compute 8652.865^2.8652.
- Evaluate 1152.115^2.1152. Write your answer without commas or spaces.
- Evaluate 25225^2252 without a calculator.
- Evaluate without a calculator: 45245^2452.
- Evaluate 65265^2652 without a calculator.
- Evaluate without a calculator: 85285^2852.
- Evaluate 1052105^21052 without a calculator.
- Evaluate without a calculator: 100521005^210052.
- Evaluate 1552155^21552 without a calculator.
- Evaluate 9452945^29452 without a calculator. (Hint: 945945945 is between 900900900 and 100010001000.)
- Evaluate without a calculator: 7952795^27952. (Hint: 795795795 is close to 800800800.)
- What is 2.522.5^22.52? (Hint: 2.5=25×10−12.5 = 25\times 10^{-1}2.5=25×10−1.)
- Compute 55255^2552.
- Compute 1252125^21252.
- Compute 1452145^21452.
- What is the area of a square whose side is length 175175175 cm?
- A square has an area of 562556255625 mm2.^2.2. What is the length of its sides?
- Evaluate: 9.529.5^{2}9.52