1. Expressions & Operations

1.01 Review: The real number system

1.02 Review: Integer operations

1.03 Review: Operations with rational numbers

1.04 Review: Exponents and radicals

1.05 Review: Laws of exponents

Investigation: How many planets are there in the universe?

1.06 Units resulting from a formula or graph

1.07 Extension: Significant figures and accuracy in measurement

1.08 Identifying and evaluating algebraic expressions

Investigation: Spreadsheets and substitution

1.09 Translating situations into algebraic expressions

1.10 Properties of real numbers

1.11 Simplifying algebraic expressions

United States of America UT

Math I

1.03 Review: Operations with rational numbers

Interactive practice questions

Find the value of $-7+9.1$−7+9.1.

Easy

< 1min

Find the value of $4-6.1$4−6.1.

Easy

< 1min

Find $-6\cdot0.8$−6·0.8, giving your answer as a decimal.

Easy

< 1min

Find the value of $-2+1.9+7.3$−2+1.9+7.3.

Easy

< 1min

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