4-1 Adding and Subtracting with like Denominators

2. Look for common denominators. Find the LCD if necessary. Write equivalent fractions. (whatever you do to the top you do to the bottom). 3. Take one whole from the whole number. *If the 1st numerator (top one) is less than the second (bottom one). If not borrow and rename from the first whole number. 4. Write the one as a fraction. ................
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