Question

Giup mik vs mik đang cần gấp ạ
Tính nhanh: 
a) 472:0,5+472:0,2+1416
b)3,6x8+7,2:0,25+7,2:0,5
c)45,82x9-45,82x3,5x2-4582x0,01
d)2,4x6,2+4,8x1,9
e)352,7x0,01+0,25x100x(3:4-0,75)
f)998x3,75+375:0,5-3,75:0,001
 

Answer 1

a: =472x2+472x5+472x2

=472x9=4248

b: =3,6x8+7,2x4+7,2x2

=7,2(4+4+2)

=72

d: =2,4(6,2+1,9x2)=24

Answer 2

a: =472x2+472x5+472x2

=472x9=4248

b: =3,6x8+7,2x4+7,2x2

=7,2(4+4+2)

=72

d: =2,4(6,2+1,9x2)=24