18x18用简便方法计算 37x18x37 19x63,怎么用简便方法.

37x18x37 19x63,怎么用简便方法.  

37x18x37 19x63,怎么用简便方法.

37X18X37
=(37X20-37-2)X37
=(740-74)X37
=666X40一666X3
=26640-1998
=24642
19X63
=20X63-63
=1260-63
=1197

63x19+19x37简便方法

63x19+19x37
=（63+37）x19
=100x19
=1900

63x18+18x37简便方法

63x18+18x37
=18x(63+37)
=18x100
=1800

用简便方法计算37x18十37x19一7x37

37x18+37x19-7x37
=37x(18+19-7)
=37x(37-7)
=37x30
=1110
很高兴为你解答，希望能帮到你！

用简便方法19x36+18x36+64x37

用简便方法19x36+18x36+64x37
=36x(19+18)+64x37
=36x37+64x37
=37x(36+64)
=37x100
=3700

37X164一63X37一37怎么用简便方法计算

37×(164-63-1)

17.48X37-17.48X19+17.48X82怎么用简便方法解答？

17.48X37-17.48X19+17.48X82
=17.48×﹙37－19＋82﹚
=17.48×100
=1748

77x63十12x63十89x37的简便方法

简便方法是：
77x63十12x63十89x37
＝（77+12）x63+89x37
＝89x63十89x37
＝89x（63十37）
＝89x100
＝8900

19.98x37+199.8x1.9+1998x0.44怎么用简便方法

19.98x37+199.8x1.9+1998x0.44
=19.98x37+19.98x19+19.98x44
=19.98x(37+19+44)
=19.98x100
=1998