Question

2.7X36十27X64简便方法？

Answer 1

2.7×36+27×64
＝27×36×0.1+27×64
＝27×（3.6+64）
＝27×67.6
＝27×60+27×7+27×0.6
＝1620+189+16.2
＝1655.2

Answer 2

2.7×36+27×64
=2.7×36+2.7×10×64
=2.7×（36+640）
=2.7×676
=1825.2

Answer 3

2.7x36+27x64
=2.7x36+2.7x640
=2.7x676
=1825.2

Answer 4

2.7X36十27X64
＝2.7X36十27X64
=27×3.6+27×64
=27×(3.6+64)
=27×67.6
=1825.2

Answer 5

27×3.6+27×64=27×(3.6+64)=67.6×27=1825.2