Răspuns :

56:7x9-46
=8x9-46
=72-46
=26

9x8-56:7+38
=72-8+38
=64+38
=102

49:7+21:7
=7+21:7
=7+3
=10

3x8:6+59
=24:6+59
=4+59
=63

70:10x9-17
=7x9-17
=63-17
=46

49:7x2+7x5
=7x2+35
=14+35
=49

1. 56:7×9-46=26

=8×9-46

=72-46

=26

2.9×8-56:7+38=

72-8+38

64+38

102

3.49:7+21:7=

7+3

10

4.3×8:6+59=

24:6+59

4+59

63

5.70:10×9-17=

7×9-17

63-17

46

6.49:7×2+7×5=

7×2+35

14+35

49