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The answer is 9 thousand in unit form or 9,000 in standard form.

Further explanation

Explanations and an example of questions about the four types of number forms can be found at brainly.com/question/4725342.

The key problem is working out the value of 90,000 divide by 10. This is a division operation.

9 ten thousand are a unit form. The standard form is 90,000.

[tex] \boxed{90,000 \div 10 =?} [/tex]

Option-1

Both numbers are divided by 10.

[tex] \boxed{90,000 \div 10 = 9,000 \div 1} [/tex]

The result is [tex] \ \boxed{90,000 \div 10 = 9,000} [/tex]

Option-2

Division operations can be written as fractions, like this.

[tex] \boxed{\frac{90,000}{10} = ?} [/tex]

The numerator and denominator are both divided by 10, in other words 'cross out a zero from both'.

[tex] \boxed{ = \frac{9,000}{1}} [/tex]

The result is [tex] \ \boxed{90,000 \div 10 = 9,000} [/tex]

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If x is divided by y equals z, then x is equal to y multiplied by z.

[tex] \boxed{If \ x \div y = z \ or \ \frac{x}{y} = z, then \ x= y \cdot z} [/tex]

Let's prove it!

[tex] \boxed{If \ 90,000 \div 10 = 9,000 \ or \ \frac{90,000}{10} = 9,000, then \ 90,000 = 10 \cdot 9,000} [/tex]

This is proven.

Learn more

  1. Explanations and an example of a question about the four types of number form brainly.com/question/4725342
  2. 5000 is ¹/₁₀ of what? brainly.com/question/106300
  3. What represents the simplified form of an expression: 5(14 - 2)² ÷ 2 brainly.com/question/1602237

Keywords: 9 ten thousand divided by ten, 90,000, division operation, unit form, standard form, fractions, cross out a zero, the numerator and denominator

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