Question

[15030902]

tinh nhanh a)197.5+938*197.5+395+59*197.5

b)0.3607 / 0.01+ 36.07*95+36.07/0.25

c)13 : 1/2 +13*8

d}945*239-1/944+445*238

e}0.8*96+1.6*2+1.6*50

Answer 1

[nguyễn thị huyền]

a) 197. 5+938*197.5+395+59*197.5

=197.5*(1+938+2+59)

=197.5*1000

=197500

b)0.3607/0.01+36.07*95+36.07/0.25

=36.07*(1+95+4)

=36.07*100

=3607

c)=13*(2+8)=13*10=130

Answer 2

[nguyễn thị huyền]

e)=0.8*(96+4+100)

=0,8*200=160