Fraction Operations and Mixed Numbers

The video tutorial explains how to solve a typical CXC fraction problem involving mixed numbers. It covers converting mixed numbers to improper fractions, subtracting these fractions, and dividing the result by another mixed number. The tutorial concludes with simplifying the final answer and converting it back to a mixed number.

What is the first step in solving a typical CXC fraction problem involving mixed numbers?

• Convert mixed numbers to decimals

• Convert mixed numbers to improper fractions

• Multiply the mixed numbers

• Add the mixed numbers

How do you convert five and a quarter to an improper fraction?

• 25/4

• 20/4

• 5/4

• 21/4

What is the improper fraction form of two and a third?

• 8/3

• 5/3

• 6/3

• 7/3

What is the result of 4 times 3 in the cross multiplication method?

• 7

• 15

• 12

• 9

What is the result of 21 times 3 in the cross multiplication method?

• 54

• 63

• 42

• 72

What is the result of subtracting 28 from 63?

• 45

• 25

• 35

• 55

What is the next step after obtaining 35/12 in the numerator?

• Multiply by two

• Divide by two and a half

• Convert to a mixed number

• Add two and a half

How do you convert two and a half to an improper fraction?

• 5/2

• 3/2

• 4/2

• 6/2

What is the result of multiplying 35/12 by 2/5?

• 6/7

• 7/6

• 7/5

• 5/6

What is the first step in dividing fractions?

• Keep the first fraction, change the sign, flip the second

• Add the fractions

• Subtract the fractions

• Multiply the fractions