prosze was o obliczenia i wyniki za jaszybsza i najkdoklasniejsza odp daje naj a) 6: 2/3 8:2 2/3 5/6 : 3/10 2 1/3 : 7/8 b) 1/4 : 5/6 ten znak / zastepuje kreske ułamkowa 3/4: 3/7 3/8 : 9/16 1 1/8 : 1 4/5
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9
3
2 7/9
2 2/3
3/10
1 3/4
2/3
5/8
a) 6:2/3 = 6*3/2 =18/2 =9
8 : 2 2/3= 8: 8/3 = 8*3/8 = 24/8 = 3
5/6 : 3/10 = 5/6*10/3=50/18=2 14/18
2 1/3:7/8 = 7/3*8/7*= 2 2/3
b) 1/4:5/6= 1/4 * 6/5 = 6/20
3/4:3/7= 3/4*7/3 = 1 3/4
3/8:9/16 =3/8*16/9 =2/3
1 1/8:1 4/5= 9/8* 4/9 =1/2