viet so thap phan :
3m2 62m2=.......m2
4m2 3dm2=....m2
37dm2=...m2
8dm2=.....2
8cm2 15mm2=....cm2
17cm2 3mm2=.....cm2
9dm2 23cm2=.....dm2
13dm2 7cm2=.....dm2
3 m2 62 dm2 = 3,62 m2
4 m2 3 dm2 = 4,03 m3
28 dm2 = 0,28 m2
8 cm2 15 mm2 = 8,15 cm2
29 dm2 23 cm2 = 29,23 dm2
13 dm2 7 cm2 = 13,07 dm2
8 dm2 = 0,08 m2
Viết số thập phân thích hợp vào chỗ chấm 3m2 62dm2 ......m2 4m2 3dm2 .......m28dm2 ......m2 8cm2 15mm2 ........cm217cm2 3mm2 .......cm29dm2 23cm2 .......dm2 13dm2 7cm2 ...dm2 8dm2 0, 08m2
3m2 62dm2 = 3,62m2
4m2 3dm2 = 4,03m2
8dm2 = 0,08m2
8cm2 15mm2 = 8,15cm2
17cm2 3mm2 = 17,03cm2
9dm2 23cm2 = 9,23dm2
13dm2 7cm2 = 13,07dm2
#Y/n
Viết số thập phân thích hợp vào chỗ chấm:
3m2 62dm2=......m2;4m2 3dm2=.......m2
8dm2=......m2;8cm2 15mm2=........cm2
17cm2 3mm2=.......cm2
9dm2 23cm2=.......dm2;13dm2 7cm2=...dm2
3m2 62dm2= 3, 62m2
4m2 3dm2= 4, 03 m2
8dm2= 0, 08m2
8cm2 15mm2= 8, 15 cm2
17cm2 3mm2= 17, 03cm2
9dm2 23cm2= 9, 23dm2
13dm2 7cm2= 13, 02 dm2
Viết số thập phân thích hợp vào chỗ chấm:
8 c m 2 15 m m 2 = . . . . . c m 2 17 c m 2 3 m m 2 = . . . . . c m 2 9 d m 2 23 c m 2 = . . . . . d m 2 13 d m 2 7 c m 2 = . . . . . d m 2
8 c m 2 15 m m 2 = 8 , 15 c m 2 17 c m 2 3 m m 2 = 17 , 03 c m 2 9 d m 2 23 c m 2 = 9 , 23 d m 2 13 d m 2 7 c m 2 = 13 , 07 d m 2
8 cm2 15mm2 = .........cm2 17 cm 3mm2 =............cm2 9dm2 23cm2 =.........cm2 13 dm2 7cm2 =.........dm2
8,000015 cm2
17,03 cm2
923 cm2
13,27 dm2
chúc bạn học tốt
22m24dm2=.... dm2 3m2 410cm2=.... cm2 3428dm2=.... m2 .... dm2 4000109m2=...... km2 ..... m2 19m2 60 cm2=.... cm2 62m2 9cm2=..... cm2
22m24dm2=..2224.. dm2
3m2 410cm2=...30410. cm2
3428dm2=.34... m2 .28.. dm2
4000109m2=..4.... km2 .109.... m2
19m2 60 cm2=...190060. cm2
62m2 9cm2=...620009.. cm2
2224 dm2
30410 cm2
28 m2 34 dm2
000109 km2 4 m2
190060 cm2
620009 cm2
22m24dm2=..2224.. dm2
3m2 410cm2=..30410.. cm2
3428dm2=..34.. m2 ..28.. dm2
4000109m2=..4.... km2 .109.... m2
19m2 60 cm2=..190060.. cm2
62m2 9cm2=..620009... cm2
Viet cac so do dien tich sau duoi dang phan so thap phan :
75cm2 = ..........dm2
80dm2 = .........m2
200m2 = .........hm2
340m2 = .......hm2
75cm2=0.75dm2
80dm2=0.8m2
200m2=0.02hm2
340m2=0.034hm2
75 cm2 = 0,75 dm2
80 dm2= 0,8 m2
200 m2= 0,02 hm2
340 m2= 0,034 hm2
75 cm2 = \(\frac{75}{100}\)dm2.
80 dm2 = \(\frac{80}{100}\)m2.
200 m2 = \(\frac{200}{10000}\)hm2.
340 m2 = \(\frac{340}{10000}\)hm2
Số?
a) 6m2 76 dm2 = ……. dm2
b) 3dm2 15 cm2 = …… cm2
c) 3m2 2 dm2 = …….. dm2
d) 8m2 4 cm2 = ………… cm2
a) 6m2 76 dm2 = 600 dm2 + 76 dm2 = 676 dm2
b) 3dm2 15 cm2 = 300 cm2 + 15 cm2 = 315 cm2
c) 3m2 2 dm2 = 300 dm2 + 2 dm2 = 302 dm2
d) 8m2 4 cm2 = 80 000 cm2 + 4 cm2 = 80 004 cm2
Em viet 1 so thap phan bat ki roi viet 3 so thap phan bang so vua viet bang cach viet them chu so 0 vao ben phai phan thap phan cua so do ?