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Transcript

Numele................................

Data..................

FI DE LUCRU

1. Calculai dup model:

36 : 2 = ( 20 + 16 ) : 2 =

= 20 : 2 + 16 : 2 =

= 10 + 8 =

= 18

a) 42 : 3 =

b) 38 : 2 =

= =

= =

= =

c) 56 : 4 =

=

=

=

2. Aflai numrul necunoscut:

a) a x 5 = 45

b) 8 x a = 64

c) 54 : a = 9

a = a = a =

a = a = a =

..................... .................... .......................

3. Maria a economisit 88 de lei, Ana un sfert ct Maria, iar Andreea jumtate din suma Anei.

Ci lei au economisit mpreun?

Rezolvare:

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