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Which is the difference of 21 1/4 - 18 2/4? A:2 1/4. B:2 2/4. C:2 3/4. D:3 1/4.

Which is the difference of 21 1/4 - 18 2/4? A:2 1/4. B:2 2/4. C:2 3/4. D:3 1/4.
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Which is the difference of 21 1/4 - 18 2/4? A:2 1/4. B:2 2/4. C:2 3/4. D:3 1/4.

asked
User HCL
by
8.4k points

2 Answers

3 votes

Answer:

A

Explanation:

answered
User Clement M
by
8.0k points
5 votes

Answer:

2 3/4 C

Explanation:


(21+(1)/(4))-(18+(2)/(4))\\=21-18+(1)/(4) -(2)/(4) \\=3-(1)/(4) \\=(12-1)/(4) \\=(11)/(4) \\=2(3)/(4) \\or\\21(1)/(4) -18(2)/(4) \\=(85)/(4) -(74)/(4) \\=(85-74)/(4) \\=(11)/(4) \\=2(3)/(4)

answered
User Alex Dzeiko
by
8.1k points
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