Question

tinh nhanh

(2400+12):24

Answer 1

( 2400 + 12 ) : 24

= 2400 : 24 + 12 : 24

= 100 + 0,5

= 100,5

Answer 2

\(\left(1200+12\right):24\)

\(=1200:24+12:24\)

\(=50+\frac{12}{24}=50+\frac{1}{2}=\frac{50}{1}+\frac{1}{2}\)

\(=\frac{100}{2}+\frac{1}{2}=\frac{100+1}{2}=\frac{101}{2}\)

\(=50.5\)

Answer 3

tính nhanh

(2400+12):24

=2400:24+12:24

=100+0.5

=100.5

Answer 4

( 2400 + 12 ) : 24

= 2400 : 24 + 12 : 24

= 100 + 0,5

= 100,5

Answer 5

( 2400 + 12 ) : 24

= 2400 : 24 + 12 : 24

= 100 + 0,5

= 100,5