Question

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Answer 1

Răspuns:

a) 141:3+12×9 = 67+108 = 175

b) 5413-25×16÷10+4 = 5413-400÷10+4 = 5413-40+4 = 5413-36 = 5377

c) 12+5×(100-9×9) = 12+5×(100-81) = 12+5×19 = 12+95 = 107

Answer 2

Răspuns:

a) 141:3+12×9=155

1) 141:3=47

2) 12x9=108

3) 47+ 108=155

b) 5413-25x16:10+4=5377

1) 16:10= 1,6

2) 25x1,6=40

3) 5413-40=5373

4) 5373+4=5377

c)12+5×(100-9x9)=107

1) 9x9=81

2) 100-81=19

3) 5x19=95

4) 12+95= 107