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Number - Rounding To Decimal Places Questions

  a - answer    s - solution    v - video

Question 1


Round the following to $1$ decimal place:

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


Question 2


Round the following to $2$ decimal places:

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


Question 3


Round the following to $3$ decimal places:

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


Question 4


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

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


Question 5


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

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


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


Question 7


Answer the following:

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



Question 8


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

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


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
b) $9.424$, $9.982$, $34.06$  a s v
c) $0.049$, $8.996$, $5.90909$, $99.92$  a s v


Question 10


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

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


Question 11


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

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