1. uzupełnij i wykonaj mnożenie
a) 1/4 kwoty 20zł to......zł 1/4*20=..........
b)1/3 kwoty 15zł.to......zł 1/3*15=
c)3/4 godziny to .......minut 3/4*60=
d)3/4m to .......cm 3/4*100=
e) 1 1/4 t to .......kg 1 1/4*1000=
2.oblicz iloczyny 1/5*15= 2/5*18= 4/5*15=
1/3*18= 1/9*18= 5/9*18=
3.uzupełnij i oblicz:
3/4*24= 4/5 liczby 15= 3/7 liczby 21 1 1/3 liczby 36
4. wykonaj mnożenie
a)7/5*11/3*1/4= b)3/7*15/7*1/2=
5. oblicz skracając jeśli to możliwe
3/4*5/6= 5/6*9/10= 1 1/3*2 1/4= 8/5*7/12= 4/7*21/24= 2 1/2*1 1/5= 4/9*7/10= 3/8*14/15= 3 1/5*1 5/6=
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
a) 5 zl
b) 5 zl
c) 40 min
d) 75 cm
e) 1250 kg
2.
3; 7,2 ; 12 ; 6 ; 2 ; 10
3.
18 ; 12 ; 9 ; 48
4
a) 77/60=1,28(3)
b) 45/98=0,46
5.
15/24=3/8 ; 45/60=3/4 ; ...
a) 1/4 * 20 = 5 zł
b) 1/3 * 15=5zł
c) 3/4 * 60= 45 min
d) 3/4 * 100 = 75 cm
e) 1 1/4 * 1000 = 1250 kg
2
1/5 * 15 = 3
2/5 * 18 = 36/5 = 7 1/5
4/5 * 15 = 12
1/3 * 18= 6
1/9 * 18 =2
5/9 * 18 = 10
3
3/4 * 24 = 18
4/5 * 15 = 12
3/7 * 21 = 9
1 1/3 * 36 = 4/3 * 36 = 48
4
a) 7/5 * 11/3 * 1/4 = 77/60 = 1 17/60
b) 3/7 * 15/7 * 1/2 = 45/98
5
3/4 *5/6 = 15/24
5/6 * 9/10 = 3/4
1 1/3 * 2 1/4 = 3
8/5 * 7/12 = 14/15
4/7*21/24= 3/6 = 1/2
2 1/2 * 1 1/5 = 5/2 * 6/5 = 3
4/9 * 7/10 = 28/90
3/8 * 14/15 = 7/20
3 1/5* 1 5/6 = 16/5 * 11/6 = 88/15 = 13/15