Question

działani oblicz 3/4 x 5/7 4/5 x 8/9 4/7 x 2/9 1/5 x 9/8 5/4 x 11/2

3/4 x 15/2 4/5 x 16/3 6/7 x 15/7 na jutro!!!

Answer 1

3/4x5/7=15/28

4/5x9/9=36/45

4/7x2/9=8/63

1/5x9/8=9/40

5/4x11/2=55/8=6  7/8

3/4x15/2=45/8=5  5/8

4/5x16/3=64/15=4  4/15

6/7x15/7=90/49=1  41/90

Answer 2

3/4x5/7=15/28

4/5x8/9=36/45=4/5

4/7x2/9=8/63

1/5x9/8=9/40

5/4x11/2=55/8=6 i 7/8

3/4x15/2=45/8=5 i 5/8

4/5x16/3=64/15=4 i 4/15

6/7x15/7=90/49=1 i 41/49