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4° PRIMARIA - MATE Y CIENCIAS

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I Bimestre

01

Resolvamos Juntos ...

Resuelve la siguiente operación combinada.

26 – 12 + 48 – 10

Resolución:

26 – 12 + 48 – 10

14 + 48

62 – 10

52

Á

L

G

E

B

R

A

02

Resuelve la siguiente operación combinada.

70 – 5 × 4 + 12 ÷ 4

Resolución:

70 – 5 × 4 + 12 ÷ 4

70 – 20 + 3

50 + 3

53

03

Resuelve la siguiente operación combinada.

39 – (15 – 5) + 6 × 7

Resolución:

39 – (15 – 5) + 6 × 7

39 – 10 + 42

29 + 42

71

93

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