问题
解答题
|
答案
(1)772-317+128-283, =772+128-(317+283), =900-600, =300, (2)( = = (3)4.6× =(4.6+8.4-5)× =8× =11, | ||||||||||||||||||||||||||
(4)(3618÷18-145)×20, =(201-145)×20, =56×20, =1120, (5)120÷[45×(1- =120÷[45× =120÷5, =24, (6) = = = |
|
(1)772-317+128-283, =772+128-(317+283), =900-600, =300, (2)( = = (3)4.6× =(4.6+8.4-5)× =8× =11, | ||||||||||||||||||||||||||
(4)(3618÷18-145)×20, =(201-145)×20, =56×20, =1120, (5)120÷[45×(1- =120÷[45× =120÷5, =24, (6) = = = |