Question

Tính nhanh:

a} 125.98.2.8.25

b} 8466. 15+170.4233

c} 16{27+75} + 8{53+25} .2

Answer 1

a)(125.8).(25.2).98=1000.50.98=50000.98=4900000

b)4233.2.15+170.4233=4233.(30+170)=4233.200=846600

c)16.(27+75)+16.(53+25)=16.(27+53+25+75)=16.200=3200 **** mik nha Nguyễn Thị Việt Trà

Answer 2

a} 125.98.2.8.25

=(125.8).(2.25).98

=1000.50.98

=50000.98

=4900000