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Approximation: Quiz 3 - Answers
Approximation: Quiz 3 - Answers
Part 1
1)
a) 20.5
b) 90.8
c) 17
d) 108.2
2)
a) 689
b) 191
c) 34
d) 904
3)
a) 200,600
b) 78,200
c) 400
d) 12,000
4)
a) 0.829
b) 12.241
c) 50.34
d) 18.992
Part 2
1)
a) 503
b) 30,200
c) 0.000231
d) 3
e) 6,970,000
2)
a) 470
b) 22
c) 68,000,000
d) 0.0072
e) 2,800
3)
a) 2,000
b) 1
c) 900
d) 90,000,000
e) 0.00006
4)
a) 25.3
b) 19,230
c) 0.0007283
d) 98,020,000
e) 29,380
Part 3
1) 20.5
2) 90
3) 103.62
4) 0.003
5) 0.8239
6) 80.2
1)
a) 20.5
b) 90.8
c) 17
d) 108.2
2)
a) 689
b) 191
c) 34
d) 904
3)
a) 200,600
b) 78,200
c) 400
d) 12,000
4)
a) 0.829
b) 12.241
c) 50.34
d) 18.992
Part 2
1)
a) 503
b) 30,200
c) 0.000231
d) 3
e) 6,970,000
2)
a) 470
b) 22
c) 68,000,000
d) 0.0072
e) 2,800
3)
a) 2,000
b) 1
c) 900
d) 90,000,000
e) 0.00006
4)
a) 25.3
b) 19,230
c) 0.0007283
d) 98,020,000
e) 29,380
Part 3
1) 20.5
2) 90
3) 103.62
4) 0.003
5) 0.8239
6) 80.2
Working
Questions
Part 1
1) Truncate the following numbers to one decimal place:
a) 20.54
b) 90.89
c) 17.042
d) 108.2873
2) Truncate the following numbers to the units:
a) 689.2
b) 191.7
c) 34.8271
d) 904.06
3) Truncate the following numbers to the hundreds:
a) 200,671
b) 78,231
c) 402.53
d) 12,034
4) Truncate the following numbers to 3 decimal places:
a) 0.82931
b) 12.241521
c) 50.340023
d) 18.9921
Part 1
1) Truncate the following numbers to one decimal place:
a) 20.54
b) 90.89
c) 17.042
d) 108.2873
2) Truncate the following numbers to the units:
a) 689.2
b) 191.7
c) 34.8271
d) 904.06
3) Truncate the following numbers to the hundreds:
a) 200,671
b) 78,231
c) 402.53
d) 12,034
4) Truncate the following numbers to 3 decimal places:
a) 0.82931
b) 12.241521
c) 50.340023
d) 18.9921
Part 2
1) Truncate the following numbers to 3 significant figures:
a) 503.243
b) 30,293
c) 0.00023152
d) 3.00281
e) 6,973,231
2) Truncate the following numbers to 2 significant figures:
a) 479.24
b) 22.23
c) 68,987,323
d) 0.007281
e) 2,891
3) Truncate the following numbers to 1 significant figure:
a) 2,152.302
b) 1.231
c) 983
d) 98,023,152
e) 0.000067212
4) Truncate the following numbers to 4 significant figures:
a) 25.302
b) 19,231
c) 0.00072837
d) 98,023,152
e) 29,381.23
1) Truncate the following numbers to 3 significant figures:
a) 503.243
b) 30,293
c) 0.00023152
d) 3.00281
e) 6,973,231
2) Truncate the following numbers to 2 significant figures:
a) 479.24
b) 22.23
c) 68,987,323
d) 0.007281
e) 2,891
3) Truncate the following numbers to 1 significant figure:
a) 2,152.302
b) 1.231
c) 983
d) 98,023,152
e) 0.000067212
4) Truncate the following numbers to 4 significant figures:
a) 25.302
b) 19,231
c) 0.00072837
d) 98,023,152
e) 29,381.23
Part 3
1) Truncate 20.54 to one decimal place
2) Truncate 90.89 to one significant figure
3) Truncate 103.625 to two decimal places
4) Truncate 0.00341 to 1 significant figure
5) Truncate 0.823914 to 4 decimal places
6) Truncate 80.273 to 3 significant figures
1) Truncate 20.54 to one decimal place
2) Truncate 90.89 to one significant figure
3) Truncate 103.625 to two decimal places
4) Truncate 0.00341 to 1 significant figure
5) Truncate 0.823914 to 4 decimal places
6) Truncate 80.273 to 3 significant figures