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Fourth - Number, money and measure

Standard 4.NS.1.4 - Practice substituting in numbers to evaluate variable expressions with squares and square roots.

Included Skills:

Powers and roots
I have developed my understanding of the relationship between powers and roots and can carry out calculations mentally or using technology to evaluate whole number powers and roots, of any appropriate number.
Within real-life contexts, I can use scientific notation to express large or small numbers in a more efficient way and can understand and work with numbers written in this form.
Shows understanding that square roots of whole numbers can have positive and negative values, for example, ˆš9 = ±3.
Uses knowledge of the inverse relationship between powers and roots to evaluate whole number roots of any appropriate number, ³ˆš27 = 3.
Uses knowledge of mathematical notation to express numbers in scientific notation.

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