mă ajutați va rog 40 – 22 = –14 – 30 =
–4 + 42 = 8 + (–14) =
–7 + (–38) = –(–20 – 44) =
–10 + (–5) = –2 – (–9) =

–21 + 35 = –1 + (–3) =
–5 + 16 = –2 +1 =
–15 – (–12) = –32 – (–23) =

21 – (–43) = –15 – 45 =
|–61 | = –12 + (–17) =
–33 – (–35) = –7 + 4 = 4
–31 + 42 =