45+10= 55
55+10= 65
65+1= 66
66+1= 67
67+1= 68
68+1= 69
69+1= 70
70+1= 71
Because 10+10+1+1+1+1+1+1= 26,
71 is your answer :)
Answer:
100% B
Step-by-step explanation:
Answer:
D. Vertical Multiplication
Step-by-step explanation:
It would actually look like
3y^3 - 2y^3
× y^2 + y
Let the un know number be p
p + 1½ = 3/8
p + 3/2 = 3/8
p= 3/8 – 3/2
p= –9/8✅