124.3 - 30.1

number line

first step

First draw a number line. If it has been provided for you number it starting at the far right end of the line for subtraction. There write the first number given,


Example: 124.3

second step

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Now take the second number and moving left on the line take the whole number and go back that amount. After go back the decimal amount which in this problem would be 30.1.

step three

Make sure that everything is labeled correctly or the answer will be wrong. After answering the question the answer should be 94.2.
You went to a store and spent $124.30 and you have a coupon for $30.10 off total price.whats the total price
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