Number Squares and Square Root

Find the square root of 2025 using prime factorization method.

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CCSS.8.EE.A.2

Find the square root of 225 using successive subtraction of odd numbers starting from 1.

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CCSS.8.EE.A.2

The digit at unit’s place of square of 289

The smallest 4-digit perfect square is

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CCSS.8.EE.A.2

15²

• 225

• 125

• 255

• 265

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CCSS.6.EE.A.1

You can find the square root of any number by...

• dividing the number by 2.

• adding the number to itself.

• finding what number multiplied by itself equals the number under the square root.

• doubling it then subtracting the original number.

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CCSS.8.EE.A.2

x² = 100

• 10

• 10 or -10

• 50

• 50 or -50

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CCSS.8.EE.A.2

12²

• 144

• 134

• 122

• 145

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CCSS.6.EE.A.1

14²

• 169

• 196

• 186

• 296

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CCSS.6.EE.A.1

18²

• 324

• 144

• 256

• 400

Tags

CCSS.6.EE.A.1