Math Software Online: MathScore.com
  
MathScore EduFighter is one of the best math games on the Internet today. You can start playing for free!

Mass Conversion - Sample Math Practice Problems

The math problems below can be generated by MathScore.com, a math practice program for schools and individual families. References to complexity and mode refer to the overall difficulty of the problems as they appear in the main program. In the main program, all problems are automatically graded and the difficulty adapts dynamically based on performance. Answers to these sample questions appear at the bottom of the page. This page does not grade your responses.

Want unlimited math worksheets? Learn more about our online math practice software.
See some of our other supported math practice problems.

Complexity=1, Mode=metric

Do the following conversions. Round to nearest tenth where necessary.

1.   1000 mg = g
2.   1000 mg = g

Complexity=4, Mode=metric

Do the following conversions. Round to nearest tenth where necessary.

1.   4000 mg = g
2.   1000 g = kg

Complexity=6, Mode=metric

Do the following conversions. Round to nearest tenth where necessary.

1.   6 g = mg
2.   1 kg = g

Complexity=2, Mode=english

Do the following conversions. Round to nearest tenth where necessary.

1.   1 lb = oz
2.   16 oz = lb

Complexity=4, Mode=english

Do the following conversions. Round to nearest tenth where necessary.

1.   3 lb = oz
2.   4000 lb = ton

Complexity=4, Mode=mixed

Do the following conversions. Round to nearest tenth where necessary.

1.   16 oz = lb
2.   3 kg = g

Complexity=6, Mode=mixed

Do the following conversions. Round to nearest tenth where necessary.

1.   64 oz = lb
2.   10000 lb = ton

Complexity=2, Mode=complex

Do the following conversions. Round to nearest tenth where necessary.

1.   1 oz = mg
2.   2 kg = oz

Complexity=3, Mode=complex

Do the following conversions. Round to nearest tenth where necessary.

1.   1 ton = kg
2.   28.3 g = oz

Answers

Complexity=1, Mode=metric

Do the following conversions. Round to nearest tenth where necessary.

#Correct AnswerYour Answer
11000 mg = g
Solution
1000 mg × (1 g/1,000 mg) = 1 g
#Correct AnswerYour Answer
21000 mg = g
Solution
1000 mg × (1 g/1,000 mg) = 1 g

Complexity=4, Mode=metric

Do the following conversions. Round to nearest tenth where necessary.

#Correct AnswerYour Answer
14000 mg = g
Solution
4000 mg × (1 g/1,000 mg) = 4 g
#Correct AnswerYour Answer
21000 g = kg
Solution
1000 g × (1 kg/1,000 g) = 1 kg

Complexity=6, Mode=metric

Do the following conversions. Round to nearest tenth where necessary.

#Correct AnswerYour Answer
16 g = mg
Solution
6 g × (1,000 mg/1 g) = 6000 mg
#Correct AnswerYour Answer
21 kg = g
Solution
1 kg × (1,000 g/1 kg) = 1000 g

Complexity=2, Mode=english

Do the following conversions. Round to nearest tenth where necessary.

#Correct AnswerYour Answer
11 lb = oz
Solution
1 lb × (16 oz/1 lb) = 16 oz
#Correct AnswerYour Answer
216 oz = lb
Solution
16 oz × (1 lb/16 oz) = 1 lb

Complexity=4, Mode=english

Do the following conversions. Round to nearest tenth where necessary.

#Correct AnswerYour Answer
13 lb = oz
Solution
3 lb × (16 oz/1 lb) = 48 oz
#Correct AnswerYour Answer
24000 lb = ton
Solution
4000 lb × (1 ton/2,000 lb) = 2 ton

Complexity=4, Mode=mixed

Do the following conversions. Round to nearest tenth where necessary.

#Correct AnswerYour Answer
116 oz = lb
Solution
16 oz × (1 lb/16 oz) = 1 lb
#Correct AnswerYour Answer
23 kg = g
Solution
3 kg × (1,000 g/1 kg) = 3000 g

Complexity=6, Mode=mixed

Do the following conversions. Round to nearest tenth where necessary.

#Correct AnswerYour Answer
164 oz = lb
Solution
64 oz × (1 lb/16 oz) = 4 lb
#Correct AnswerYour Answer
210000 lb = ton
Solution
10000 lb × (1 ton/2,000 lb) = 5 ton

Complexity=2, Mode=complex

Do the following conversions. Round to nearest tenth where necessary.

#Correct AnswerYour Answer
11 oz = mg
Solution
1 oz × (1 lb/16 oz) × (1 kg/2.2046 lb) × (1,000,000 mg/1 kg) = 28349.8 mg
#Correct AnswerYour Answer
22 kg = oz
Solution
2 kg × (2.2046 lb/1 kg) × (16 oz/1 lb) = 70.5 oz

Complexity=3, Mode=complex

Do the following conversions. Round to nearest tenth where necessary.

#Correct AnswerYour Answer
11 ton = kg
Solution
1 ton × (2,000 lb/1 ton) × (1 kg/2.2046 lb) = 907.2 kg
#Correct AnswerYour Answer
228.3 g = oz
Solution
28.3 g × (1 kg/1,000 g) × (2.2046 lb/1 kg) × (16 oz/1 lb) = 1 oz
Learn more about our online math practice software.

"MathScore works."
- John Cradler, Educational Technology Expert
© Copyright 2010 Accurate Learning Systems Corp. All rights reserved.