Question

50.
Find the approximate result of the followin
expression in whole numbers) :
49.6 x 10.2 -7.1x29.7 - 5.1 x 20.1
(A) 390
(B) 290
209
D). 190​

Answer 1

Answer:

49.6*10.2- 7.1*29.7- 5.1* 20.1

49.6*10.2= 505.92

7.1*29.7=210.87

5.1*20.1=102.51

505.92- 210.87-102.51

505.92-313.38

192.84

so the approximate result of the following expression in whole number =190