Question

Hey guys!! Kon'nichiwa!!

Mata hanadesu!!
I need a little help with my homework today and I am so stuck on this right now!!(;ŏ﹏ŏ)
I hope you guys can help me out!!

Thanks if someone answer it!!
(≧▽≦)(ㆁωㆁ)​

Answer 1

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Question 1 :

• 
  `1.4 + 0.39`

• 
  `1.79`

Question 2 :

• 
  `12.54 - 1.054`

• 
  `12.540 - 1.054`

• 
  `11.486`

Question 3 :

• 
  `3.1416 * 0.75`

• 
  `(31416)/(10000) * (75)/(100)`

• 
  `(2356200)/(1000000)`

• 
  `2.356`

Question 4 :

• 
  `(52.804)/(0.86)`

• 
  `(52804)/(86) * (100)/(1000)`

• 
  `614 * (1)/(10)`

• 
  `61.4`

Question 5 :

• 
  `(21.34 + 6.213) * 4.2`

• 
  `(21.340 + 6.213) * 4.2`

• 
  `(27.553) * 4.2`

• 
  `(27553)/(1000) * (42)/(10)`

• 
  `(1157226)/(10000)`

• 
  `115.7226`