Topics
2. Rational Numbers
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United States of AmericaTennessee
Grade 7

2.01 Operations with decimals

Lesson
Practice

Interactive practice questions

Evaluate $2.5+\left(-8.1\right)$2.5+(−8.1).

Easy
< 1min

Evaluate $-8.3+8.9$−8.3+8.9.

Easy
< 1min

Evaluate $5.4+\left(-7.8\right)$5.4+(−7.8).

Easy
< 1min

Evaluate $-7.2+3.3$−7.2+3.3.

Easy
< 1min
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Outcomes

7.NS.A.1

Apply and extend previous understandings of addition and subtraction to add and subtract rational numbers; represent addition and subtraction on a horizontal or vertical number line diagram.

7.NS.A.2

Apply and extend previous understandings of multiplication and division and of fractions to multiply and divide rational numbers.

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