solve the tick one of 1,2,3& 5
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||. (-9/10)-(-4/5)
= (-9/10)+(4/5)
= (-45+40)/50
= - 5/50
= -1/10
|||.(-3/7)-(-5/8)
= (-3/7)+(5/8)
= (-24+35)/ 56
= 11/56
= (-9/10)+(4/5)
= (-45+40)/50
= - 5/50
= -1/10
|||.(-3/7)-(-5/8)
= (-3/7)+(5/8)
= (-24+35)/ 56
= 11/56
Answered by
1
1st solution:
(2). (-9/10)-(-4/5)
-9/10+4/5
-9+8/10
-1/10
(3). (-3/7)-(-5/8)
-3/7+5/8
(-24+35)/56
-11/56
(5). (-13/14)-(-6/7)
-13/14+6/7
(-13+12)/14
-1/14
(6). (-7/9)-(5/8)
(-56-45)/72
-101/72
2nd solution:
(2). -17/5-(-9/10)
-17/5+9/10
(-34+9)/10
-25/10
(5) 7/15-(-6/25)
7/15+6/25
(35+18)/25
53/25
(2). (-9/10)-(-4/5)
-9/10+4/5
-9+8/10
-1/10
(3). (-3/7)-(-5/8)
-3/7+5/8
(-24+35)/56
-11/56
(5). (-13/14)-(-6/7)
-13/14+6/7
(-13+12)/14
-1/14
(6). (-7/9)-(5/8)
(-56-45)/72
-101/72
2nd solution:
(2). -17/5-(-9/10)
-17/5+9/10
(-34+9)/10
-25/10
(5) 7/15-(-6/25)
7/15+6/25
(35+18)/25
53/25
wvaish:
Simplify (1). -1/5-4/7-5/21=(-21-60-35)/105=-116/105
Fill in the blanks no. 5 is left
-2/3+4/9-(-5/6)=(-12+8+15)/18=11/18
The above one is simplify (3)
ya tysm
-2/3+7/9-17/18=-2/3-17/8+.......
The answer is 7/9
I'm sry I cannot do the last two sums over here
why?
They are bit long ones and its difficult to do it here in the comments column
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