Compute 2/5 + 3/10.

Master the NLN PAX Mathematics 1 Exam with our comprehensive study guide and quizzes. Test your knowledge with multiple choice questions tailored for the PAX Math exam, featuring detailed explanations and tips to enhance your preparation and increase your chances of success.

Multiple Choice

Compute 2/5 + 3/10.

Explanation:
When adding fractions with different denominators, first convert to a common denominator. Here, rewrite 2/5 as 4/10. Then add the fractions: 4/10 + 3/10 = 7/10. This is the same as 0.7. The other options don’t match this value: 1/3 ≈ 0.333, 1/2 = 0.5, and 1 1/5 = 1.2.

When adding fractions with different denominators, first convert to a common denominator. Here, rewrite 2/5 as 4/10. Then add the fractions: 4/10 + 3/10 = 7/10. This is the same as 0.7. The other options don’t match this value: 1/3 ≈ 0.333, 1/2 = 0.5, and 1 1/5 = 1.2.

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