Question

tính nhanh

16,34 -12,45+8,45

Answer 1

\(16,34-12,45+8,45\\ =16,34-\left(12,45-8,45\right)\\ =16,34-4\\ =12,34\)

Answer 2

16,34 - 12,45 + 8,45

= 16 + 0,34 - 12 - 0,45 + 8 + 0,45

= 16 + 0,34 -12 + 8

= 12,34