This is called an equation.
An Equation is a number sentence stating that two amounts are equal
An open number sentence is a sentence which contains a variable. A variable is a unknown number but replaced with a letter and can be on either side of an equals sign.
You are probably referring to an "equal to" sign (=). This sign makes one side of the equation equal to the other.
It is an inequality.
Is a number sentence that does not equal anything or has an equal sign.
a number sentence contains an equal sign
A number sentence that equals or that has an equal sign.
An equation.
The answer, the solution.
5+101=106
EQUATION
a variable expression
It's usually referred to as an "expression."
7 x 8 is not a number sentence because it does not have an equal sign (=) and it does not have a solution.
Put a equal sign at the end
A mathematical sentence that uses an equal sign to explain the equality of two amounts is called an equation.