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Priorité des Opérations sur les Fractions Positives et à Trois Étapes (A)

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Priorité des Opérations sur les Fractions (A)

Nom:

Date:

Effectuez chaque expression à l’aide de l’ordre correct des opérations.

( 5 6 )2 × ( 1 4 + 7 8 ) 7 8 + 5 8 ÷ ( 1 4 )2 5 9 + 2 9÷ ( 1 4 )2 ( 1 4 2 9 ) ÷ ( 1 2 )2 1 8 + 4 5 × ( 1 4 )2 ( 5 6 ( 1 3 )2) ×1 2 (( 1 4 )2 + 1 6 ) ÷1 8 1 4 ÷ (( 7 8 )2 1 2 ) ( 1 9 )2 ÷ 1 3+ 2 3

MathsLibres.com

(2)

Priorité des Opérations sur les Fractions (A)

Nom:

Date:

Effectuez chaque expression à l’aide de l’ordre correct des opérations.

( 5 6 )2 × ( 1 4 + 7 8 ) = ( 5 6 )2 ×9 8 =25 36 × 9 8 =25 32 7 8 + 5 8 ÷ ( 1 4 )2 = 7 8+ 5 8÷ 1 16 = 7 8+10 = 87 8 =107 8 5 9 + 2 9÷ ( 1 4 )2 =5 9 + 2 9 ÷ 1 16 =5 9 + 32 9 =37 9 =41 9 ( 1 4 2 9 ) ÷ ( 1 2 )2 = 1 36 ÷ ( 1 2 )2 = 1 36 ÷ 1 4 =1 9 1 8 + 4 5 × ( 1 4 )2 = 1 8+ 4 5× 1 16 = 1 8+ 1 20 = 7 40 ( 5 6 ( 1 3 )2) ×1 2 = ( 5 6 1 9 ) ×1 2 =13 18 × 1 2 =13 36 (( 1 4 )2 + 1 6 ) ÷1 8 = ( 1 16 + 1 6 ) ÷ 1 8 =11 48 ÷ 1 8 =11 6 =15 6 1 4 ÷ (( 7 8 )2 1 2 ) = 1 4÷ ( 49 64 1 2 ) = 1 4÷ 17 64 = 16 17 ( 1 9 )2 ÷ 1 3+ 2 3 = 1 81 ÷ 1 3 + 2 3 = 1 27 + 2 3 =19 27

MathsLibres.com

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