Number - Rounding To Decimal Places Questions

  a - answer    s - solution    v - video    d - discussion

Question 1


Round the following to $1$ decimal place:

a) $2.83$a s v d
b) $5.92$a s v d
c) $10.54$a s v d
d) $142.61$a s v d
e) $83.68$a s v d
f) $1.06$a s v d
g) $4.46$a s v d
h) $9.11$a s v d
i) $8.42$a s v d
j) $7.88$a s v d
k) $4.03$a s v d
l) $4.98$a s v d


Question 2


Round the following to $2$ decimal places:

a) $9.423$a s v d
b) $3.932$a s v d
c) $1.284$a s v d
d) $5.928$a s v d
e) $7.249$a s v d
f) $7.425$a s v d
g) $7.804$a s v d
h) $102.896$a s v d
i) $85.014$a s v d
j) $92.997$a s v d
k) $10.003$a s v d
l) $99.995$a s v d


Question 3


Round the following to $3$ decimal places:

a) $72.5211$a s v d
b) $8.2852$a s v d
c) $0.9283$a s v d
d) $1.7247$a s v d
e) $82.2756$a s v d
f) $73.1523$a s v d
g) $9.0202$a s v d
h) $8.9898$a s v d
i) $9.3588$a s v d
j) $9.9993$a s v d
k) $0.0004$a s v d
l) $909.0909$a s v d


Question 4


Round the following to the number of decimal places shown in brackets:

a) $7.72$, $(1)$a s v d
b) $0.245$, $(2)$a s v d
c) $8.428$, $(1)$a s v d
d) $19.8235$, $(2)$a s v d
e) $8.082052$, $(4)$a s v d
f) $9.1296$, $(3)$a s v d
g) $1.04399$, $(2)$a s v d
h) $6.082998$, $(4)$a s v d
i) $0.9999$, $(1)$a s v d
j) $10.10101010$, $(6)$a s v d
k) $9.83423562354$, $(7)$a s v d
l) $999.9999$, $(3)$a s v d


Question 5


Round the following numbers to $1$ decimal place and find their sum:

a) $1.56$ and $4.52$a s v d
b) $3.22$ and $6.94$a s v d
c) $0.68$ and $9.85$a s v d


Question 6


Find the sum of these two numbers. Round your answer to $1$ decimal place.

a) $1.56$ and $4.52$a s v d
b) $3.22$ and $6.94$a s v d
c) $0.68$ and $9.85$a s v d


Question 7


Answer the following:

a) Can you explain your answers to the previous two questions. Why are they different?a s v d



Question 8


Round the following numbers to $1$ decimal place and find their sum:

a) $8.92$, $5.39$, $10.45$a s v d
b) $9.424$, $9.982$, $34.06$a s v d
c) $0.049$, $8.996$, $5.90909$, $99.92$a s v d


Question 9


Find the sum of the following numbers. Round your answer to $1$ decimal place.

a) $8.92$, $5.39$, $10.45$a s v d
b) $9.424$, $9.982$, $34.06$a s v d
c) $0.049$, $8.996$, $5.90909$, $99.92$a s v d


Question 10


Round the following numbers to $2$ decimal places and find their difference:

a) $7.492$, $2.46844$a s v d
b) $104.0038$, $92.094$a s v d
c) $3.145592$, $2.7142821$a s v d


Question 11


Find the sum of the following numbers. Round your answer to $2$ decimal places.

a) $7.492$, $2.46844$a s v d
b) $104.0038$, $92.094$a s v d
c) $3.145592$, $2.7142821$a s v d