Fractions Improper and Mixed Numbers Adding and Subtracting

For adding and subtracting mixed numbers, Step 2 is?

• Convert to a mixed number

• simplify

• Use the LCM to find a common denominator

• Convert to an improper fraction

Marie needs 2 ¹/₄ yards of fabric/ She already has 1 ³/₈ yards. How many more yards of fabric does she need? (SUBTRACT)

• ¹/₈ yard

• ³/₄ yard

• ⁷/₈ yard

• 1 ⁷/₈ yards

When you are adding and subtracting fractions, what is one of the first things you must do.

• Start adding and subtracting

• Find a common denominator

• Call a friend for help

• Panic

When you are adding or subtracting a mixed number and an improper fraction, what is the first thing you should do?

• Use a calculator because this is just too hard

• Add all the numbers together to get your answer

• Change them to both mixed numbers or both improper fractions

• Give up, because you just can't do this type of problem

3 1/2 + 8/3

• 6 1/6

• 3 9/5

• 5 3/5

• 6 1/5

5 2/3 + 4 1/4

• 9 3/7

• 1 1/4

• 9 11/12

• 10 3/12

What is an improper fraction?

• A fraction that is not nice

• A fraction with the numerator larger than the denominator

• A fraction with the denominator larger than the numerator

• A fraction with a whole number and a fraction

When adding and subtracting fractions, when do you use multiples?

• When you are trying to find the common denominator

• When you are simplifying fractions

• When your numbers are too small

• When your numbers are too large

When you are adding and subtracting fractions, when do you use the factors?

• When Finding the common denominator

• When simplifying or reducing the fraction

• When you have no idea what to do

• When the decimal is a power of 10

How do you change an improper fraction to a mixed number?

• Make the numerator the whole number and the denominator the fraction

• Multiply the whole number times the denominator and add the numerator

• Divide the numerator by the denominator. The quotient becomes your whole number, the remainder becomes your numerator, and the divisor remains your denominator.

• You can't change an improper fraction to a mixed number