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Sagot :

Réponse :

Explications étape par étape

Bjr,

2A1

b: >

c: <

d: <

e : <

f: >

g: >

h: <

i: <

j :>

2A2

7*2/20 * 2

5*5/5*5

7*4/20*4

7*3/ 5*3

7*7/ 5*7

8*4/7*4

8*6/ 7*6

Réponse:

2a1:

a.<

b.>

c.<

d.<

e.<

f.>

g.>

h.<

I.<

j.>

2a2:

1.

b. 7x2 / 20x2 = 14/40

c. 5x5 / 10x5= 25/50

d. 7x4 / 20x4 = 28/80

e. 7x3 / 5x3 = 21/15

f. 7x7 / 5x7= 49/35

g. 8x4 / 7x4= 32/28

h. 8x6 / 7x6 = 48/42

2.

a. 5x100 / 10x100 = 500/1000

b. 7x10 / 100x10 = 70/1000

c. 7x3 / 4x3 = 28/12

d. 14x5 / 10x5 = 70/50

e. 3x5 / 5x5 = 15/25

f. 4x4 / 6x4 = 16/24

g. 5x3 / 2x3 = 15/6

h. 5x6 / 3x6 = 30/18

I. 2x5 / 1x5 = 10/5

j. 7x3 / 1x3 = 21/3

k. 12x5 / 1x5 = 60/5

l. 17x3 / 1x3 = 51/3

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