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- w nawiasach: (), []
- mnożenie, dzielenie
- dodawanie, odejmowanie.
a)
103 - 3 * 13 = 103 - 39 = 64
b)
(140 + 73) : 3 + 7 = 213 : 3 + 7 = 71 + 7 = 77
c)
16 * 5 + 150 : 3 = 80 + 50 = 130
d)
[8000 : 400 + (75 - 39)]*2 = (20 + 36)*2 = 56 * 2 = 112