Question

Tính nhanh:

a)24.156+3.444.8+4.400.6

b)64.6+81.4+17.6

Answer 1

a)24.156+3.444.8+4.400.6

=24*156+24*444+24*400

=24*(156+444+400)

=24*1000

=24 0000

b) 64.6+81.4+17.6

=6*(67+17)+81*4

=6*81+81*4

=81*(6+4)

=81*10

=810

Answer 2

a)24.156+3.444.8+4.400.6

=24.156+24.444+24.400

=24.(156+444+400)

=24.1000=24000

Answer 3

a) 24. 156 + 3.444.8 + 4.400.6

= 24.156 + 24.444 + 24.400

= 24.( 156 + 444 + 400 )

= 24. 1000 = 24000