5
Dividing Mixed Numbers Lesson 26

Dividing Mixed Numbers Lesson 26. **Everything must be a FRACTION before multiplying!!! CHANGE (to fraction form) REWRITE (problem with fractions) CROSS

Embed Size (px)

Citation preview

Page 1: Dividing Mixed Numbers Lesson 26. **Everything must be a FRACTION before multiplying!!! CHANGE (to fraction form) REWRITE (problem with fractions) CROSS

Dividing Mixed NumbersLesson 26

Page 2: Dividing Mixed Numbers Lesson 26. **Everything must be a FRACTION before multiplying!!! CHANGE (to fraction form) REWRITE (problem with fractions) CROSS

**Everything must be a FRACTION before multiplying!!!

CHANGE (to fraction form)

REWRITE (problem with fractions)

CROSS REDUCE (always)

SOLVE (multiply)

CHANGE BACK (to a mixed #)

Multiplying Mixed #s Review…

Page 3: Dividing Mixed Numbers Lesson 26. **Everything must be a FRACTION before multiplying!!! CHANGE (to fraction form) REWRITE (problem with fractions) CROSS

Dividing Mixed Numbers…

Reminder: you CAN’T really divide fractions…

Steps:

1) CHANGE

2) REWRITE

3) KEEP, CHANGE, FLIP

4) CROSS REDUCE

5) SOLVE

6) *CHANGE BACK

…you can only MULTIPLY them.

5 ½ ÷ 3 ¾

11 ÷ 15 2 4

11 x 4 2 15

11 x 2 1 15

22 15

Page 4: Dividing Mixed Numbers Lesson 26. **Everything must be a FRACTION before multiplying!!! CHANGE (to fraction form) REWRITE (problem with fractions) CROSS

More practice with Dividing Mixed Numbers…

Steps:CHANGE

REWRITE

KEEP, CHANGE, FLIP

CROSS REDUCE

SOLVE

CHANGE BACK

3 ¾ ÷ 1 ¼

9 ÷ 3 ½

Page 5: Dividing Mixed Numbers Lesson 26. **Everything must be a FRACTION before multiplying!!! CHANGE (to fraction form) REWRITE (problem with fractions) CROSS

Practice…

a) 3 ½ ÷ ¼

b) 2 ½ ÷ 4

c) 6 ¼ ÷ 2 ½

d) 8 ÷ 6 1/3