Height (cm) 158 156 150 5. 167 150 160 8. 165 165 10 154 11 186 12 172 13 156 14 170 15 164 16 170 17 165 18 165 19 160 20 176 21 160 22 162 23 165 24 172 25 165 26 172 27 170 28 170 29 162 30 172 31 173
Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
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