What is the percent of change from 10 to 7? Choices: (A)3% increase (B)30% decrease (C)3% decrease (D)30% increase

Calculate Difference: Calculate the difference between the initial and final values. 10 - 7 = 3 Amount of change is 3.Calculate Percent Change: Calculate the percent of change using the formula: (Amount of change / Original amount) × 100%. Percent of change = (3 / 10) × 100% = 0.3 × 100% = 30%Determine Increase or Decrease: Determine if the change is an increase or a decrease. Since the number goes down from 10 to 7, it is a decrease.

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Math Problems

Grade 8

Percent of change

Full solution

Q. What is the percent of change from

10

7

\newline

Choices:

\newline

(A)

3\%

increase

\newline

(B)

30\%

decrease

\newline

(C)

3\%

decrease

\newline

(D)

30\%

increase

Calculate Difference: Calculate the difference between the initial and final values. $\newline$ $10 - 7 = 3$ $\newline$ Amount of change is $3$ .
Calculate Percent Change: Calculate the percent of change using the formula: $(\text{Amount of change} / \text{Original amount}) \times 100\%$ . $\newline$ Percent of change = $(3 / 10) \times 100\%$ $\newline$ = $0.3 \times 100\%$ $\newline$ = $30\%$
Determine Increase or Decrease: Determine if the change is an increase or a decrease. $\newline$ Since the number goes down from $10$ to $7$ , it is a decrease.