Wykonaj mnożenie.
a)1/4 * 1,6= b)2 i 1/5*1,5=
3,6*1/3= 5 i2/3 *1,2=
1/6*o,12= 0,4* 3i 3/4=
Wykkonaj dzielenie.
a) 4\7 / 3,2= b)5,5 / 2 i 3\4=
1,8 / 2\8= 3 i 3\5 / 1,125=
2,4 / 1\2= 2 i 1\4 / 0,75=
Pilneeee.!!!
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zad 1
a)
1/4*a/6=1/24
3,6*1/3=36/10*1/3=36/30=6/5
1/6*0,12=1/6*12/100=12/600=1/50
b)2 i 1/5*1,5=2/25
5 i 2/3* 3/4=17/3*3/4=17/4
dzielenie:
a)
4/7:3/2=4/7*2/3=8/21
1,8:2/8=1 i 8/10 *8/2=18/10*8/2=144/20=36/5
2,4:1/2=2 i 4/10 *2/1=24/10*2/1=24/5
b)
5,5:2 i 3/4=5 i 5/10:2 i 3/4=55/10:11/4=55/10*4/11=2
3 i 3/5 :1,125=18/5:1 i 125/1000=18/5*1000/1125=18000/5625=31/5
2 i 1/4 : 0,75=9/4:75/100=9/4*100/75=900/300=3
a)1/4 * 1,6= 0,4 b)2 i 1/5*1,5=3,3
3,6*1/3= 1,188 5 i2/3 *1,2=6,792
1/6*o,12= 1,42 0,4* 3i 3/4=1,5
4\7 / 3,2= 0,178125 5,5 / 2 i 3\4=2
1,8 / 2\8=7,2 3 i 3\5 / 1,125=3,2
2,4 / 1\2=4,8 2 i 1\4 / 0,75=3