Question

Estimate the following difference to the nearest 10:
(a) (68 - 25)
(b) (73 - 35)
With step-by-step explanation.​

Answer 1

Answer:

a.(68-35)

nearest ten of 68=70.

nearest ten of 25=30

now, (68-35) =((70-40)

=30.

b.73-35.

nearest ten of 73=70

nearest ten of 35=30

now, 73-35=70-40

=30

Answer 2

❥ Question

Estimate the following difference to the nearest 10

(a) (68 - 25)

(a) (68 - 25)(b) (73 - 35)

❥ Difference

a ) 68 - 25 = 43

b) 73 - 35 = 38

❥ Rounding off

a) 40

b) 40