Find the sum of 0.3..and of o.4...
Answers
Answered by
1
0.3+0.4=0.7
0.7 is the answer
0.7 is the answer
hgreen21:
0.7
No 0.7777......
0.7 bar
7/9
Answered by
5
0.333333333........
+0.444444444........
__________________
0.7777777777.....
Solving 0.777777777777.....
Let 0.77777..... be x
10x=7.7777777......
10 x=7+0.7777.....
10 x=7+ x
10 x- x =7
9x=7
x= 7/9
0.333333...........+0.4444444............... =0.77777.........=7/9
+0.444444444........
__________________
0.7777777777.....
Solving 0.777777777777.....
Let 0.77777..... be x
10x=7.7777777......
10 x=7+0.7777.....
10 x=7+ x
10 x- x =7
9x=7
x= 7/9
0.333333...........+0.4444444............... =0.77777.........=7/9
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