Question

2 calculeaza [(147:7-5)+3×4]:4-2021×0 200-5×[7+3×(17-5×2)]​

Answer 1

Răspuns:

Explicație pas cu pas:

[( 147 : 7 - 5 ) + 3 × 4 ] : 4 - 2 021 × 0 = 7

= [(21 - 5 ) + 12] : 4 - 0 =

= ( 16 + 12 ) : 4 - 0=

= 28 : 4 =

= 7

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200 - 5 × [ 7 + 3 × ( 17 - 5 × 2 ) ]​ = 60

= 200 - 5 × [ 7 + 3 × ( 17 - 10 ) ]​ =

= 200 - 5 × ( 7 + 3 × 7 ) =

= 200 - 5 × ( 7 + 21 ) =

= 200 - 5 × 28 =

= 200 - 140 =

= 60

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