Question

Answer 1

a) =(75+25)+(37+63)

=100+100=200

b) =(125.8).(250.400)

=1000.100000=100000000

Answer 2

a, (75+25)+(37+63)

=100+100

=200

b,(125.80).(250.400)

=1000.100000

=100000000

Chúc bẹn học tốttt

Answer 3

a, (75+25)+(37+63)

=100+100

=200

b,(125.80).(250.400)

=1000.100000

=100000000