A.
1. 1/3 × 2 3/4
2 3/4= 11/4
1×11
----- = 11/12
3×4
2. 2/5 × 3 1/3
3 1/3= 10/3
2×10
------- = 1 1/3
5×3
3. (1 - 1/2)×(1 - 2/4)×(1 - 3/6)×(1 - 4/8)
×(1 - 5/10)
(1 - 1/2)×(1 - 2/4)×(1 - 3/6)×(1 - 4/8)
×(1 - 5/10) in lowest term.
(1 - 1/2)×(1 - 1/2)×(1 - 1/2)×(1 - 1/2)
×(1 - 1/2)
1/2 × 1/2 × 1/2 × 1/2 × 1/2= 1/32
B.
5 3/4 ÷ 1/2
5 3/4= 23/4
23/4 ÷ 1/2 = 23/4 × 2/1
23×2
-------- = 11 1/2
4×1
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Answers & Comments
A.
1. 1/3 × 2 3/4
2 3/4= 11/4
1×11
----- = 11/12
3×4
2. 2/5 × 3 1/3
3 1/3= 10/3
2×10
------- = 1 1/3
5×3
3. (1 - 1/2)×(1 - 2/4)×(1 - 3/6)×(1 - 4/8)
×(1 - 5/10)
(1 - 1/2)×(1 - 2/4)×(1 - 3/6)×(1 - 4/8)
×(1 - 5/10) in lowest term.
(1 - 1/2)×(1 - 1/2)×(1 - 1/2)×(1 - 1/2)
×(1 - 1/2)
1/2 × 1/2 × 1/2 × 1/2 × 1/2= 1/32
B.
5 3/4 ÷ 1/2
5 3/4= 23/4
23/4 ÷ 1/2 = 23/4 × 2/1
23×2
-------- = 11 1/2
4×1