Question

TÍNH NHANH CÁC TỔNG SAU :

a 3/4+7/12+21/37+25/100+16/37+5/12

Answer 1

= ( 3/4+25/100)+(7/12+5/12)+(21/37+16/37)

= (3/4+1/4)+(7/12+5/12)+(21/37+16/37)

= 1+1+1

= 3

Answer 2

(3/4+1/4)+(7/12+5/12)+(21/37+16/37)

=1+1+1

=3

Answer 3

= 3 nha bn

chúc bn học tốt!!!!!!!!!!!!!!!!!!!!!

Answer 4

thanhk you ban nhe