Question

8. Estimate the sum by rounding each addend to the nearest ten.
a) 45 + 67
b) 69 + 54
c) 89 + 68
d) 24 + 78​

Answer 1

Explanation:

a)45+67

=50+70

=120

b)69+54

=70+50

=120

c)89+68

=90+70

=160

d)24+78

=20+80

=100

Hope this helps u

Answer 2

Answer:

1)50 +70=120

2) 70+50 =120

3)90+70=160

4)20+80=100

this is your answer it's so easy