2456,78:87= may
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cách tính nhẩm của mk là:
65 + 43 + 87 + 67 + 23
= ( 67+ 43 ) + ( 87 + 23 ) + 65
= 110 + 110 +65
= 220 + 65
= 285
= 65 + (43 + 67) + (87 + 23)
=65 + 100 + 100
=65 + 200
= 265
(cho minh xin 1 tíc đúng nhé)
1. Vietnam is a multiethnic country with 54 ethnic groups.
2. The Viet (Kinh) people account for 87% of the country’s population.
3. Chaul Chnam Thmey is a celebration of New Year by Khmers.
4. Folk singing of the Bru-Van Kieu is popular, particularly cha chap and sim, the alternating chant between young men and women.
5. Ancestor worship is the most important religious activity among the Bru-Van Kieu.
6. The La Ha grow cotton but do not weave.
7. The Rong house of the Xo Dang is a big stilt house with a high roof which looks like an axe.
8. The young Co Ho women play an active role in marriage.
9. The Ba Na are one of the oldest ethnic minority groups living in the Central Highlands.
10. The right of inheritance in Ede families is only for the daughters.
11. Y Phon lives in the city, but his family still live in a small village in the mountains.
12. The M’Nong live in houses built on stilts or level with the ground.
1. Vietnam is a multiethnic country with 54 ethnic groups.
2. The Viet (Kinh) people account for 87% of the country’s population.
3. Chaul Chnam Thmey is a celebration of New Year by Khmers.
4. Folk singing of the Bru-Van Kieu is popular, particularly cha chap and sim, the alternating chant between young men and women.
5. Ancestor worship is the most important religious activity among the Bru-Van Kieu.
6. The La Ha grow cotton but do not weave.
7. The Rong house of the Xo Dang is a big stilt house with a high roof which looks like an axe.
8. The young Co Ho women play an active role in marriage.
9. The Ba Na are one of the oldest ethnic minority groups living in the Central Highlands.
10. The right of inheritance in Ede families is only for the daughters.
11. Y Phon lives in the city, but his family still live in a small village in the mountains.
12. The M’Nong live in houses built on stilts or level with the ground.
@Darriel
a ) 87 . ( − 2 0 ) < | 87 . ( − 2 0 ) |
b ) 87 . ( − 2 0 ) = 87 . ( − 2 0 )
c ) 87 . ( − 2 0 ) = − | − 87 . 2 0 |
2456,78 87 28,2388 716 207 338 770 740 44
28,2388