Adding and Subtracting Rational Numbers
Grade 12 worksheet on adding and subtracting rational numbers, including fractions, decimals, and mixed numbers.
Includes
Standards
Topics
Adding and Subtracting Rational Numbers
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Carefully read each question and solve the problems involving addition and subtraction of rational numbers. Show all your work.
1. Add the following fractions and simplify your answer: \(\frac{3}{4} + \frac{1}{6}\)
2. Calculate the sum: \(\frac{5}{8} + \frac{7}{12}\)
3. Subtract: \(15.75 - 8.23\) =
4. Find the difference: \(23.4 - 17.85\) =
5. What is the sum of \(2\frac{1}{2}\) and \(3\frac{3}{4}\)?
\(5\frac{1}{4}\)
\(6\frac{1}{4}\)
\(5\frac{3}{4}\)
\(6\frac{3}{4}\)
6. Evaluate: \(4\frac{1}{3} - 1\frac{5}{6}\)
\(2\frac{1}{2}\)
\(3\frac{1}{2}\)
\(2\frac{5}{6}\)
\(3\frac{5}{6}\)
7. The sum of two rational numbers is always a rational number.
True
False
8. A recipe calls for \(1\frac{3}{4}\) cups of flour. If you only have \(\frac{2}{3}\) cup of flour, how much more flour do you need?
9. Use the number line to represent the addition: \(\frac{1}{2} + \frac{1}{4}\)
10. A stock decreased by \(1.25\) points on Monday and then increased by \(0.75\) points on Tuesday. If it started at \(50.5\) points, what is its final value?
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