Percentage Pictures - Sample Math Practice Problems

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Complexity=3, Mode=100grid

Determine what percentage of the picture is shaded. If necessary, round to the nearest percentage.

1.	%
2.	%

Complexity=3, Mode=10square

Determine what percentage of the picture is shaded. If necessary, round to the nearest percentage.

1.	%
2.	%

Complexity=5, Mode=polygon

Determine what percentage of the picture is shaded. If necessary, round to the nearest percentage.

1.	%
2.	%

Complexity=9, Mode=polygon

Determine what percentage of the picture is shaded. If necessary, round to the nearest percentage.

1.	%
2.	%

Complexity=15, Mode=polygon

Determine what percentage of the picture is shaded. If necessary, round to the nearest percentage.

1.	%
2.	%

Answers

Complexity=3, Mode=100grid

Determine what percentage of the picture is shaded. If necessary, round to the nearest percentage.

#	Problem	Correct Answer	Your Answer
1		%
Solution 17 boxes out of 100 are shaded. Percentage is a ratio out of 100, so the answer is 17%

#	Problem	Correct Answer	Your Answer
2		%
Solution 22 boxes out of 100 are shaded. Percentage is a ratio out of 100, so the answer is 22%

Complexity=3, Mode=10square

Determine what percentage of the picture is shaded. If necessary, round to the nearest percentage.

#	Problem	Correct Answer	Your Answer
1		%
Solution The whole figure is shaded, so 100% is shaded

#	Problem	Correct Answer	Your Answer
2		%
Solution 5 out of 10 boxes are shaded. 5/10 = 0.5 Multiply the decimal by 100 to get a percentage. 0.5 × 100 = 50% Alternate Solution 5 out of 10 boxes are shaded. Multiply by 10 to make the ratio out of 100: 50/100 Percentage is a ratio out of 100, so the answer is 50%

Complexity=5, Mode=polygon

Determine what percentage of the picture is shaded. If necessary, round to the nearest percentage.

#	Problem	Correct Answer	Your Answer
1		%
Solution 2 out of 4 parts are shaded. 2/4 = 0.5 Multiply the decimal by 100 to get a percentage. 0.5 × 100 = 50% Alternate Solution This fraction simplifies to 1/2 Half of something is 50%

#	Problem	Correct Answer	Your Answer
2		%
Solution The whole figure is shaded, so 100% is shaded

Complexity=9, Mode=polygon

Determine what percentage of the picture is shaded. If necessary, round to the nearest percentage.

#	Problem	Correct Answer	Your Answer
1		%
Solution 5 out of 6 parts are shaded. 5/6 = 0.83333333333333 Multiply the decimal by 100 to get a percentage. 0.83333333333333 × 100 = 83.333333333333% Round 83.333333333333 to 83%

#	Problem	Correct Answer	Your Answer
2		%
Solution 5 out of 8 parts are shaded. 5/8 = 0.625 Multiply the decimal by 100 to get a percentage. 0.625 × 100 = 62.5% Round 62.5 to 63%

Complexity=15, Mode=polygon

Determine what percentage of the picture is shaded. If necessary, round to the nearest percentage.

#	Problem	Correct Answer	Your Answer
1		%
Solution 3 out of 13 parts are shaded. 3/13 = 0.23076923076923 Multiply the decimal by 100 to get a percentage. 0.23076923076923 × 100 = 23.076923076923% Round 23.076923076923 to 23%

#	Problem	Correct Answer	Your Answer
2		%
Solution 12 out of 14 parts are shaded. 12/14 = 0.85714285714286 Multiply the decimal by 100 to get a percentage. 0.85714285714286 × 100 = 85.714285714286% Round 85.714285714286 to 86% Alternate Solution This fraction simplifies to 6/7 6/7 = 0.85714285714286 Multiply the decimal by 100 to get a percentage. 0.85714285714286 × 100 = 85.714285714286% Round 85.714285714286 to 86%