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Number Sense
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Number Sense
7NS 1.0 Students know the properties of, and compute with, rational numbers expressed in a variety of forms:
7NS1.1
Read, write, and compare rational numbers in scientific notation
(positive and negative powers of 10) with approximate numbers using scientific notation. [1 question]
7NS1.2 Add, subtract, multiply, and divide rational numbers (
integers
,
fractions
, and
terminating decimals
) and take
positive rational numbers to wholenumber powers
. [3 questions]
7NS1.3
Convert fractions to decimals and percents and use these representations in estimations, computations, and applications
. [2 questions]
7NS1.6
Calculate the percentage of increases and decreases of a quantity
. [1 question]
7NS1.7 Solve problems that involve
discounts, markups, commissions, and profit
, and compute
simple and compound interest
. [2 questions]
7NS 2.0 Students use exponents, powers, and roots, and use exponents in working with fractions:
7NS2.1
Understand negative wholenumber exponents. Multiply and divide expressions involving exponents with a common base
. [1 question]
7NS2.2
Add and subtract fractions by using factoring to find common denominators
. [1 question]
7NS2.3
Multiply, divide, and simplify rational numbers by using exponent rules
. [1 question]
7NS2.4
Use the inverse relationship between raising to a power and extracting the root of a perfect square integer; for an integer that is not square, determine without a calculator the two integers between which its square root lies and explain why
. [1 question]
7NS 2.5
Understand the meaning of the absolute value of a number; interpret the absolute value as the distance of the number from zero on a number line; and determine the absolute value of real numbers
. [1 question]
Click here to return to the main CAHSEE Page.
Click here to return to the CAHSEE Math wikispace page
To return to the main VACE wikispaces page,
click here
.
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7NS 1.0 Students know the properties of, and compute with, rational numbers expressed in a variety of forms:
7NS 2.0 Students use exponents, powers, and roots, and use exponents in working with fractions:
Click here to return to the main CAHSEE Page.
Click here to return to the CAHSEE Math wikispace page
To return to the main VACE wikispaces page, click here.