do now multiply. course 2 3-11 dividing fractions and mixed numbers 1. 7979 · 3636 2. 9898 · 6565...
TRANSCRIPT
Do NowMultiply.
Course 2
3-11 Dividing Fractions and Mixed Numbers
1. 7 9
· 36
2. 98
· 65
3. 15
2 ·7
4. 212
· 114
7182720
720
or 1
2775 5
or 15
258 8
or 3 1
Hwk: p 34 odd
EQ: How do I divide fractions and mixed numbers?
Course 2
3-11 Dividing Fractions and Mixed Numbers
M7N1.c Add, subtract, multiply, and divide positive and negative rational numbers; M7N1.d Solve problems usingrational numbers
Divide. Write each answer in simplest form.
A. 37 ÷ 2
5
=1514
or 1141
B. 38
÷ 12
= 132
Course 2
3-11 Dividing Fractions and Mixed Numbers
Divide. Write each answer in simplest form.
A. 35 ÷ 1
2
=65
or 151
B. 34
÷ 3
= 14
Course 2
3-11 Dividing Fractions and Mixed Numbers
Divide. Write each answer in simplest form.
Insert Lesson Title Here
Course 2
3-11 Dividing Fractions and Mixed Numbers
A. 523
÷ 114
= 6815
or 4 815
B. 34
÷ 212
= 310
Divide. Write the answer in simplest form.
Course 2
3-11 Dividing Fractions and Mixed Numbers
C. 8 23
÷ 1327
= 18 1
or 18
Divide. Write each answer in simplest form.
Insert Lesson Title Here
Course 2
3-11 Dividing Fractions and Mixed Numbers
A. 323
÷ 112
= 22 9
or 2 4 9
B. 35
÷ 125
= 3 7
Divide. Write the answer in simplest form.
Course 2
3-11 Dividing Fractions and Mixed Numbers
C. 7 15
÷ 18 5
= 21
or 2
Additional Example 3: Social Studies Application
Course 2
3-11 Dividing Fractions and Mixed Numbers
The life span of a golden dollar coin is 30 years, while
paper currency lasts an average of 1 years. How many12
times longer will the golden dollar stay in circulation?
30 ÷ 1 12
= 30 1
÷ 32
= 20 1
or 20
The golden dollar will stay in circulation about20 times longer than paper currency.
Course 2
3-11 Dividing Fractions and Mixed Numbers
The average life of a queen ant is approximately 3 years.The life span of a worker ant is year. How many 3
7times longer will the queen ant live?
3 ÷ 37
= 31
÷37
= 71
or 7
The queen ant will live 7 times longer than the worker ant.
Quiz
10
Insert Lesson Title Here
Course 2
3-11 Dividing Fractions and Mixed Numbers
Divide. Write each answer in simplest form.
1.
2.
8 ÷ 45
59
÷ 18
3. 35
÷ 6
5. There are 5 14
yards of silk in a roll. If it takes 34
of a yard to make one designer scarf, how many scarves can be made from the roll?
7
4 49
40 9
or
110
34. 212
÷ 17
3544