Question

2) Efetue as adições.
• 4+10+8=
•5-9+1=
•-8-2+3=
•-15+8-7=
•24+6-12=
•18-3-21=
•-14-3-6-1=
•-4+5+6-9=
•-1+2-4-6-3-8=
•6-8-3-7-51+0-2=
•2+9-10-6+14-1+20=
•-13-1-2-8+4-6-10=​

Answer 1

• 22
• 15
• 13
• 30
• 42
• 48
• 24
• 24
• 24

espero ter ajudado :)