de dap an thi ttt huyen thach ha 1314
DESCRIPTION
_20140512_025753TRANSCRIPT
BI THI GIAO LU TON TUI TH CP HUYN
LP 5, NM HC 2013 - 2014
Phn thi c nhn; thi gian lm bi: 30 pht H v tn: ................................................................................................................................ Trng Tiu hc:....................................................................... S bo danh: ..........(Hc sinh lm bi trn t giy ny)Cu 1: Hin nay trung bnh cng tui ca hai anh em l 9. Sau 3 nm na, tui em bng tui anh. Vy hin nay anh ..................... tui.Cu 2: Phn s ln nht trong cc phn s , , , l: ......
Cu 3: Ch ra mt phn s eq \s\don1(\f(a,b)) sao cho: < eq \s\don1(\f(a,b)) < . p s: eq \s\don1(\f(a,b)) = ......
Cu 4: s 46a34 chia ht cho 9 th phi thay a bng ch s ........................ Cu 5: Vit s thp phn thch hp vo ch chm: 1m2 2cm2 = .....................m2Cu 6: Mt tha rung hnh ch nht c chu vi l 180m. Tnh din tch tha rung , bit rng nu gim chiu di 10m v gi nguyn chiu rng th ta c tha rung hnh vung.p s: ........................m2Cu 7: T 4 ch s 0, 1, 2, 3 c th lp c bao nhiu s thp phn b hn 1 m mi s u c 4 ch s v c mt cc ch s cho?p s: ......................s.Cu 8: Tnh tng: + + + + . + + . p s: ......................Cu 9: Lp 5A c 30 hc sinh, trong s hc sinh thch hc mn Ting Vit, s hc sinh thch hc mn Anh Vn, s cn li thch hc mn Ton. Hi lp 5A c bao nhiu hc sinh thch hc mn Ton?p s: .. hc sinhCu 10: Tnh: 10 0,4 0,7 0,6 0,3 0,2 0,9 0,1 0,8.p s: .
Cu 11: Tch ca 10 s t nhin lin tip bt u t 1 c tn cng bng bao nhiu ch s 0? [[
p s: ........................Cu 12: Tm s t nhin a nh nht sao cho khi chia a cho 2 d 1, chia cho 5 d 1 v chia ht cho 9.
p s: a = ........................Cu 13: Tng ca mt s t nhin v mt s thp phn l 25,8. Nu b du phy s thp phn th tng s l 87. Tm s thp phn ?
p s: .
Cu 14: Tng s hc sinh khi lp 5 nu xp hng nm hay hng chn u tha 1 bn. Nhng nu xp hng hai th va p i hnh. Hi khi 5 c bao nhiu bn? (bit rng s hc sinh khi 5 t hn 100 bn).
p s: ..................bn.Cu 15: Khong thi gian t u thng ti ngy sinh ca Lan gp 3 ln khong thi gian t sau ngy sinh ca Lan n cui thng. Hi Lan sinh vo ngy no, thng no?p s: Ngy ..........., thng ..................
Cu 16: (T lun)Giao lu Ton Tui th cp Tiu hc huyn Thch H nm hc 2013-2014 c 31 i tuyn tham gia, mi i c 6 em hc sinh. Bit rng s hc sinh n d thi nhiu hn s hc sinh nam d thi l 3 em. Hi c bao nhiu hc sinh nam d thi, bao nhiu hc sinh n d thi?
Bi gii......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... BI THI GIAO LU TON TUI TH CP HUYN
LP 5, NM HC 2013 - 2014
Phn thi ng i; thi gian lm bi: 20 pht H v tn hc sinh: .............................................................................................................. Trng Tiu hc:.......................................................................... S bo danh: ........... (Hc sinh lm bi trn t giy ny) s 1:Tnh bng cch thun tin nht:a. 27,32 + 36,23 + 45,14 15,14 6,23 + 22,68......................................................................................................................................................................................................................................................................................................................................
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BI THI GIAO LU TON TUI TH CP HUYN
LP 5, NM HC 2013 - 2014
Phn thi ng i; thi gian lm bi: 20 pht H v tn hc sinh: .............................................................................................................. Trng Tiu hc:.......................................................................... S bo danh: ...........(Hc sinh lm bi trn t giy ny) s 2:Tng ca hai s bng 792. Mt trong hai s c ch s tn cng bng ch s 0. Nu xa ch s 0 th ta c hai s bng nhau. Tm hai s cho?Bi gii
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BI THI GIAO LU TON TUI TH CP HUYN
LP 5, NM HC 2013 - 2014
Phn thi ng i; thi gian lm bi: 20 pht H v tn hc sinh: .............................................................................................................. Trng Tiu hc:.......................................................................... S bo danh: ...........(Hc sinh lm bi trn t giy ny) s 3:Trong mt tun bn Mai hc 5 tit Ton v 2 tit Th dc. Bit rng trong 4 tun tng thi gian bn Mai hc Ton v Th dc l 17 gi 20 pht; thi gian hc 1 tit Ton nhiu hn 1 tit Th dc l 10 pht. Hy tnh thi gian hc 1 tit Ton v thi gian hc 1 tit Th dc.Bi gii
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BI THI GIAO LU TON TUI TH CP HUYN
LP 5, NM HC 2013 - 2014
Phn thi ng i; thi gian lm bi: 20 pht H v tn hc sinh: .............................................................................................................. Trng Tiu hc:.......................................................................... S bo danh: ...........(Hc sinh lm bi trn t giy ny) s 4:Mt ming t hnh ch nht c chu vi bng 170m. Bit rng nu gim chiu di 5m, tng chiu rng 5m th din tch ming t tng thm 20m2. Tnh din tch ming t ?Bi gii
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BI THI GIAO LU TON TUI TH CP HUYN
LP 5, NM HC 2013 - 2014
Phn thi ng i; thi gian lm bi: 20 pht H v tn hc sinh: .............................................................................................................. Trng Tiu hc:.......................................................................... S bo danh: ...........(Hc sinh lm bi trn t giy ny) s 5:Trong cuc giao lu Ton Tui th, bn bn Chi, Bo, Phc, Hnh t bn gii: gii Nht, gii Nh, gii Ba, Gii Khuyn khch. Trong cc cu sau, mi cu ch ng c mt bn.
a. Chi gii Nh, Bo gii Ba.
b. Chi gii Nht, Phc gii Nh.
c. Hnh gii Nh, Bo gii Khuyn khch.
Hy xc nh gii ca mi bn.Bi gii
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BI THI GIAO LU TON TUI TH CP HUYN
LP 5, NM HC 2013 - 2014
Phn thi ng i; thi gian lm bi: 20 pht H v tn hc sinh: .............................................................................................................. Trng Tiu hc:.......................................................................... S bo danh: ...........(Hc sinh lm bi trn t giy ny) s 6:
1. Tnh bng cch thun tin nht:
+ + + + + + +
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2. Tm y:
105,8 y = 2,47 + 85,6
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