问题
计算题
脱式计算,能简算的要简算。 | ||||||
|
答案
(1)99×66
=6600-66
=6534(2)125×12×8
=1000×12
=12000(3)35×101-35
=35×100
=3500
(4)160÷4+16×2
=40+32
=72(5)(250-43)×13÷9
=207×13÷9
=299(6)900÷[3×(48-23)]
=900÷(3×25)
=12
脱式计算,能简算的要简算。 | ||||||
|
(1)99×66
=6600-66
=6534(2)125×12×8
=1000×12
=12000(3)35×101-35
=35×100
=3500
(4)160÷4+16×2
=40+32
=72(5)(250-43)×13÷9
=207×13÷9
=299(6)900÷[3×(48-23)]
=900÷(3×25)
=12