Respuesta :
Answer:
9. 130
10. 60
11. 77
12. 4
Step-by-step explanation:
9. Sum= addition so 89+41=130
10. Difference= subtraction so 90-30=60
11. Product= multiplication so 7×11=77
12. Quotient= division so 20/5=4
Answer:
9. 130
10. 60
11. 77
12. 4
Step-by-step explanation:
9. Sum= addition so 89+41=130
10. Difference= subtraction so 90-30=60
11. Product= multiplication so 7×11=77
12. Quotient= division so 20/5=4