Math and Significant Figures

Give your answer with the correct number of significant figures:

3.45 x 12 =

(Calculator answer = 41.4)
1. 41
2. 41.4
3. 40
4. 41.40
Give your answer with the correct number of significant figures:

1002.1 − 23.452 =

(Calculator answer = 978.648)
1. 978.648
2. 978
3. 978.65
4. 978.6
Give your answer with the correct number of significant figures:

5,000,000 ÷ 4.002 =

(Calculator answer = 1249375.312)
1. 1249375.31234
2. 1,250,000
3. 1,200,000
4. 1,000,000
Give your answer with the correct number of significant figures:

60.005 + 4.2 =

(Calculator answer = 64.205)
1. 64
2. 64.2
3. 64.21
4. 64.205
Give your answer with the correct number of significant figures:

6.00 + 2.305 =

(Calculator answer = 8.305)
1. 8.3
2. 8.31
3. 8
4. 8.305
Give your answer with the correct number of significant figures:

2,300.00 x 5.230 =

(Calculator answer = 12029)
1. 12,000
2. 12,030
3. 12,029
4. 10,000
Give your answer with the correct number of significant figures:

12,001.12 − 4.0006 =

(Calculator answer = 11997.1194)
1. 11997.1
2. 11997.12
3. 11997
4. 11997.1194
Give your answer with the correct number of significant figures:

4.50 ÷ 3.0021 =

(Calculator answer = 1.498950734)
1. 1.49895
2. 1.5
3. 1.499
4. 1.50
Give your answer with the correct number of significant figures:

12,000.2 − 54.89 =

(Calculator answer = 11945.31)
1. 11,945.3
2. 11,945.31
3. 11,945
4. 11,950
Give your answer with the correct number of significant figures:

3.489 x 3100 =

(Calculator answer = 10815.9)
1. 11,000
2. 10,800
3. 10,815
4. 10,815.9
Give your answer with the correct number of significant figures:

310 + 15.1 =

(Calculator answer: 325.1)
1. 325.1
2. 330
3. 320
4. 300
Give your answer with the correct number of significant figures:

2100 − 750.95 =

(Calculator answer: 1349.05)
1. 1349.05
2. 1349.1
3. 1349
4. 1350
5. 1400
6. 1300
7. 1000
Give your answer with the correct number of significant figures:

30302.11 + 1.0812 =

(Calculator answer = 30303.1912)
1. 30303
2. 30303.19
3. 30303.191
4. 30303.1912
5. 30303.2
Give your answer with the correct number of significant figures:

4,055,000 + 640 =

(Calculator answer = 4,055,640)
1. 4,055,640
2. 4,055,600
3. 4,056,000
4. 4,050,000
5. 4,060,000
6. 4,100,000
7. 4,000,000
Give your answer with the correct number of significant figures:

5,400 - 350.2 =

(Calculator answer = 5049.8)
1. 5049.8
2. 5049
3. 5.050x10³
4. 5050
5. 5.0x10³
6. 5100
7. 5000

Math and Significant Figures

Math and Significant FiguresFor Multiplication and Division: Round to the least number of significant figures.For Addition and Subtraction: Round to the least precise digit.

Math and Significant Figures
For Multiplication and Division: Round to the least number of significant figures.
For Addition and Subtraction: Round to the least precise digit.