Question

Vă rog frumos să mă ajutați si pe mine !​

Answer 1

1. a). 5/10

b). 3/12

c). 2/4

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2). vapoare =8

8:2=4 ( in patru zile.au plecat vapoarele )

8-2-2-2-2=0

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3). a). 72:8=9

72:9=8

b). 30:5=6

30:6=5

c). 28:4=7

28:7=4

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4.) 4×5=20

20:5=4

8×3=24

24:3=8

6×9=54

54:9=6

7×5=35

35:5=7

8×4=32

32:4=8

9×5=45

45:5=9

9×7=63

63:7=9

8×6=48

48:6=8

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5). 21:3=7

21-3-3-3-3-3-3-3=0

7×3=21

36:4=9

36-4-4-4-4-4-4-4-4-4=0

9×4=36

42:6=7

42-6-6-6-6-6-6-6=0

7×6=42

49:7=7

49-7-7-7-7-7-7-7=0

7×7=49

63:7=9

63-7-7-7-7-7-7-7-7-7=0

9×7=63

56:8=7

56-8-8-8-8-8-8-8=0

7×8=56

81:9=9

81-9-9-9-9-9-9-9-9-9=0

9×9=81

la d) cea cu 54 nu se mai vede in poza.

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6.) Câte lamai sunt in al doilea pom ?

20:4=5 lamai( are al doilea lamâi )

20-4-4-4-4-4=0