17+64:8×4+20 = 17 + 8 × 4 + 20= 17 + 32 + 20= 49
6×6+30÷5×2 = 6 × 6 + 30 ÷ 5 × 2= 36 + 6 × 2= 36 + 12= 48
Therefore, the answer is 49 and 48.
17+64:8×4+20 = 17 + 8 × 4 + 20
= 17 + 32 + 20
= 49
6×6+30÷5×2 = 6 × 6 + 30 ÷ 5 × 2
= 36 + 6 × 2
= 36 + 12
= 48
Therefore, the answer is 49 and 48.