In each of the parts below, the coins available are half-dollars, quarters, dimes, nickels, and pennies. Consider the ways in which you can make a dollar with 6 coins. How many different ways can you make a dollar using exactly 1 half-dollar? How many different ways can you make a dollar using 0 half-dollars? How many different ways can you make a dollar with 6 coins?
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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