Page 68 - NUMINO TG_6A

04With Parentheses Unit

g the

3rs. 3. Have the students mark the order below

. Evaluate each expression. Show your work.

2 1 3 1 1 = 2 2 3 1 1 a. 2 3 1 3 1 2 each problem and then solve.
3 2 5 4 3 5 4 4 7 3

=2 3 10 1 2 =2 15 5 3a. 2 3 1 3 1 2 3b. 1 2 1 3 4
4 7 3 14 3 4 7 3 2 5 5
4 16 1
= 3 5 4 =2 15 3 =2 9
14 5 14

= 1 5
14
4 4
= 3 5

b. 1 2 1 3 ı4
2 5 5
2
= 2 15 = 1 81 3c. 6 ( 2 1 1 ) 1 3d. (3 1 2 ) 3 1 2
5 54 3 6 2 4 3 9

= 1 2
5 5

= 3
5

1 2 · 3 1 1 ‚= 1 2 · 3 6 ‚ c. 6 · 2 1 1 ‚ 1
2 3 4 2 2 3 4 4 3 6 2

=6 · 4 7 ‚ 1 =6 11 1
6 6 2 6 2

= 1 2 9 = 11 1
2 3 4 2

= 10 1
2

= 1 4
3 9

d. ·3 1 2 ‚ 3 1 2
4 3 9
4
= 27 = · 13 2 ‚ 3 1 2
4 3 9

= · 39 8 ‚ 3 1 2
12 12 9

= 47 1 1 2
12 3 9

= 47 11
36 9

= 1
12
4. With Parentheses 31

Multiplying fractions: 2 1 3 3 Dividing fractions: 1 4 3
4 5 5 4

Rewrite mixed numbers 2 1 3 3 9 18 Rewrite the mixed numbers 1 4 393
as improper fractions. 4 5 45 as an improper fraction. 5 454

Divide the numerator 9 Write a multiplication 39 4
and denominator by a sentence using the 5 31
common factor. 9 18 reciprocal.
42 5 12 2
5 2 5
81
10

Rewrite the fraction. 8 1 Rewrite the fraction as a
10 mixed number.

6A Unit 04 051