A 25,9,70,8,100 b8,61,5,90,4

Question

A 25,9,70,8,100 b8,61,5,90,4

---

Answer 1

а + b

25 + 8 = 33

9 + 61 = 70

70 + 5 = 75

8 + 90 = 98

100 + 4 = 104

a * b

25 * 8 = 200

9 * 61 = 549

70 * 5 = 350

8 * 90 = 720

100 * 4 = 400