70 ejercicios con numeros enteros
Respuestas a la pregunta
1) (+2) + (–3) + (+3) + (–5) + (–2) = –5
2) (–2)+(–7)+(+3)+(–4)+(–11)= –21
3) (–7) – (– 4) +(–5) + (–10) + (– 2) – (–13) = –7
4) (+8)–(–4)–(+4)–(+10)–(–5)–(–8) = 11
5) –2 + 8 –8 + 10 –20 + 5 – 7 = –14
6) 9–7+11–20+12–23+5–5–12 = –30
7) 3– { 4 – 7 – [–5–7 + (6 – 7+ 5 ) ] } +8 = 6
8) 5+[–5+10–{2–9+(–8+2)}] – 6 +7 =24
9) – [ –{ – (–6+5 – 10+3 –15 ) }] = 23
10) – { – [ – ( –20 +15 –7) – 8]– 6 }+7–(–3) = 20
11) (+12) x (–15) = –180
12) (–80) x (–3) = –240
13) (– 5)x(+8)x(–7)x(–2)= –560
14) (– 216) x (+32) = –6.912
15) (–98.745) x(–756) = 74.651.220
16) (–450) ¸ (–9) = 50
17) (+68.745) ¸ (–5) = 13.749
18) (–6.913.536) ¸ (–56) = 123.456
19) (+1.584.312) ¸ (+789) = 2.008
20) (92.643.240) ¸ (–908) = 102.030