can u pls evalute both of this it is from the chapter rational numbers
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Answer:
-1/14 and 23/42
Step-by-step explanation:
iv)-2/7 - 3/-14
=-2/7 - (-3)/14
=-4/14+ 3/14
= -1/14
vi)5/21-(-13)/42
= 10/42 + 13/42
= 23/42
Answered by
0
Answer:
Step-by-step explanation:
-2/7 - 3/-14
= -(2/7) -(-3/14)
= -2/7 + 3/14
-2/7 = - 2/7*2/2 = -4/14
= -4/14 + 3/14 = (-4 + 3)/14 = -1/14
5/21 - -13/42
(5/21) + 13/42
5/21 = 5/21 *2/2 = 10/42
10/42 + 13/42 = 23/42
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