Oblicz . ( całe obliczenia )
¾ - ⅔ =
⅔ + ¾ =
⅔ × ¾ =
⅔ ÷ ¾ =
3/4-2/3= 9/12-8/12=1/12
2/3+3/4=8/12+9/12=17/12=1 i 5/12
2/3X3/4=6/12=1/2
2/3÷3/4=2/3X4/3=8/9
¾ - ⅔ = 3/4 - 4/4 = -1/4⅔ + ¾ = 4/4 + 3/4 =7/4 = 1 3/4⅔ × ¾ = 4/4 x 3/4 = 3/4⅔ ÷ ¾ = 2/2 x 4/3 = 4/3 = 1 1/2
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3/4-2/3= 9/12-8/12=1/12
2/3+3/4=8/12+9/12=17/12=1 i 5/12
2/3X3/4=6/12=1/2
2/3÷3/4=2/3X4/3=8/9
¾ - ⅔ = 3/4 - 4/4 = -1/4
⅔ + ¾ = 4/4 + 3/4 =7/4 = 1 3/4
⅔ × ¾ = 4/4 x 3/4 = 3/4
⅔ ÷ ¾ = 2/2 x 4/3 = 4/3 = 1 1/2