《初中数学图尔荪江.doc》由会员分享,可在线阅读,更多相关《初中数学图尔荪江.doc(11页珍藏版)》请在课桌文档上搜索。
1、5- 五年级数学教案- - - 1- 1. .2. .3. . 5.5+5.5+5.5=. 14.5+2.73=.19.6-5.21=. . . 3.5 3 1- :(2- )3.53=10.5 2- :(3-) 5= 3.6 0.72 . . 0 . : . 0 0 2.054=; 12.47= 2.312=; 1- 1-2- - - - 4- 3- 5- 1. .2. 3. . 5.55=. 14.53=.19.65= . 1.2 0.8 3- :(4- ) 1.20.8=0.96 4- 6.70.3 : . . 0 .3.74.6 = 17.026.58.4 = 54.6 6.70.3=
2、 2.46.2= 1- - - - 6- 5- 1- (1-3) 1. .2. 3. . 5.50.5=. 4.51.3=.1.60.15=. . .( ) 5- : 56 1.3 = 72.8 . 1 1 . .1-0.86 7 = 6.02 3.5 16 = 56 12.5 42 = 85 3.74.6= 0.290.07= 6.58.4= 2- 1-2- - - - 9- 1- (4-9) 1. 2. 3. . 13.80.2=. 816.5= 5 1-5-(1) 1.607.5=12 (元) (2) 11.002.70=29.7 (元)(3) 4.203.80=15.90 (元) 6-
3、 6.470.05=451.2 (km) 451.2 7-(1) 1.823=414 (2) 1.0625=26.5(3) 0.60.39=0.2348-(1) 18.7150= 2805 (t) (2) 3.225.9=82.88 (m)9-140.55=7.7 (元) 7.7 3.94.2 2.811 7.51.6 3- 1-2- - - - 10- 1- (10-14) 1. 2. 3. . 3.215=. 3.21.5=320.15 . 1-10-2.43=7.2 2.45=12 2.41.5=3.6 1.20.4=0.48 1.20.11=0.132 1.20.35=0.42 (0 ) 1 . (0 ) 1 11-0.344=1.36 (km)13-0.9616.5=15.84(km)14-1280030=384000(km) - 7560.9756 31.41.231.4 3-