1. The fifth lesson in a sequence of lessons on fractionsM A T H S
MIXED STARTER
Convert 9 𝟏 𝟑 to an improper fraction 4
Calculate the following simplifying your answer 1
Convert 𝟔𝟐 𝟑 to an Mixed number 5 6
Calculate the following. Simplify your answer fully.
4 5 x
4 72 x 2 =
The fifth lesson in a sequence of lessons on fractions
Find of 77 3
LO: To divide fractions

2. The fifth lesson in a sequence of lessons on fractions
Tuesday, 19 February 2019
Dividing Fractions
Learning objectives:
Core: will be able convert between mixed numbers and improper fractions.
Challenge: yourself to be able to divide fractions.
Aspire: to be able to peform divisions involving mixed numbers
Vivo Star: Work in reverse multiple times
Key words – numerator, denominator
The fifth lesson in a sequence of lessons on fractions
LO: To divide fractions

3. The fifth lesson in a sequence of lessons on fractions
Multiply and simplify M A T H S
ACQUIRE FLUENCY 1
Calculate and simplify 2
Calculate and simplify 3
Calculate by cancelling factors!
3 × 5 24
x 3 4 x
The fifth lesson in a sequence of lessons on fractions
4 3 x x x 5 7 N
LO: To divide fractions

4. The fifth lesson in a sequence of lessons on fractions
Dividing fractions M A T H S
TALK ABOUT IT
Reciprocate (i.e. ‘flip’) the second fraction, and use multiplication instead.
4 5 ÷ 2 3 = 4 5 × 3 2 = 𝟔 𝟓
3 7 ÷ 4 9 = 3 7 × 9 4 = 𝟐𝟕 𝟐𝟖 ? ?
The fifth lesson in a sequence of lessons on fractions
2÷ = 2 1 ÷ 7 2 = 2 1 × 2 7 = 𝟒 𝟕
8÷ = 8 1 ÷ 9 5 = 8 1 × 5 9 = 𝟒𝟎 𝟗
2 1 2 ÷ = 5 2 ÷ 4 3 = 5 2 × 3 4 = 𝟏𝟓 𝟖 ? ? ?
LO: To divide fractions

5. The fifth lesson in a sequence of lessons on fractions
Practice your understanding M A T H S
HAVE A GO 1
Calculate and simplify 2
Calculate and simplify
6 7 ÷ 6 8
5 6 ÷ 8 6
2 3 ÷ 15 12
1 8 ÷ 5 4
3 4 ÷9 3
Calculate by cancelling factors when multiplying!
6÷ 3 4
2÷ 5 7
4 2 3 ÷ 7 5
2 1 5 ÷1 3 5
3 1 2 ÷4 3 4
8 10 ÷ 4 6
21 18 ÷ 21 24
20 22 ÷
90 65 ÷ 12 39 ÷
The fifth lesson in a sequence of lessons on fractions
A hospital has a patient on a drip. The patient is given three fifths of the drip a day. The hospital has 2 full bags and four sevenths of a bag in supply. How long can they keep the patient on a drip? Give you answer in days
LO: To divide fractions

6. The fifth lesson in a sequence of lessons on fractions
Review operations with fractions M A T H S
SUM IT UP A
2 5 − 1 4 B
The fifth lesson in a sequence of lessons on fractions
2 5 𝑥 1 4 C
2 5 ÷ 1 4 D
LO: To divide fractions