Equality means that two quantities or expressions have the same value, represented by the equals sign, regardless of which expression appears first. With whole numbers through 100 and addition or subtraction expressions, this understanding includes interpreting and judging number sentences such as and , rather than treating “=” as a signal that an answer follows; formal algebraic manipulation with variables, fractions, or decimals is not included.
The equals sign means “has the same value as.” It does not always mean that the answer comes after it.
To check a number sentence, find the value on each side of the equals sign and compare them.
Example: Is true?
So the number sentence is true:
The order does not matter. It also means the same thing as .
Click a topic below to practice the foundational skills you'll need, learn the steps, or master this skill
Earned ?