phan so co gia tri bang 5 phan 9 la? 15 phan 18 ; 20 phan 36 ; 45 phan 25 ; 18 phan 20; cau 1; 6 phan 7 va 6 phan 9 ; so nao lon hon; 9 phan 12 …..

Question

phan so co gia tri bang 5 phan 9 la?
15 phan 18 ; 20 phan 36 ; 45 phan 25 ; 18 phan 20;
cau 1; 6 phan 7 va 6 phan 9 ; so nao lon hon;
9 phan 12 …..1 ,
rut gon cac phan so sau
15 phan 18 ; 35 phan 63 ; 8 phan 12 ; 25 phan 20 ;
cau 2; tinh; 2 phan 4 + 3 phan 12 ; 8 phan 3 – 2 phan 7 ;
3 phan 4 + 5 phan 7 ; 20 phan 21 – 2 phan 3 ; 2 phan 4 + 5 phan 4; 5 + 2 phan 4;
rut gon roi tinh ;
24 phan 16 3 phan 4; 18 phan 24 – 5 phan 8 ; 9 phan 12 + 3 phan 4 ; 50 phan 18 – 16 phan 36 ;
cau 3 ; cua hang ban gao , ngay dau da ban 3 phan 7 so gao , ngay thu hai ban 2 phan 7 so gao , hoi
a, cua hang da ban duoc tat ca bao nhieu phan so gao ?
b , cua hang con lai bao nhieu phan so gao ?
cau 4 , mot thua vuon danh 7 phan 8 dien tich dr\e trong rau va hoa , nguoi ta trong hoa het 3 phan 5 dien tich cua thua vuon , hoi dien tich con lai de trong rau la bao nhieu cua thua vuon ?
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Elliana 3 ngày 2021-12-07T02:54:11+00:00 1 Answers 2 views 0

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