Y8 Unit Lab Practice Maths

What is 78.5 rounded to one significant figure?

• 79

• 78.5

• 70

• 80

What is 0.658 rounded to 1 significant figure?

• 0

• 0.66

• 0.7

• 0.658

Round 0.010229 to four significant figures

• 1022

• 1023

• 0.01023

• 0.01022

What is 7.555 rounded to two significant figures?

• 7.6

• 7.5

• 70

• 76

• 7.60

Round 52689 to 3 significant figures.

• 526
• 527
• 52600
• 52700

Round 1235 to 2 significant figures.

• 12
• 1200
• 1200.
• 1200.00

Round 0.00258954 to 4 significant figures.

• 0.0025
• 0.002589
• 0.002580
• 0.002590

Round 1047.78 to three sig figs

• 104
• 105
• 1050
• 1050.00

Round 1235 to 2 significant figures.

• 12
• 1200
• 1200.
• 1200.00

Round the following value to one significant figure...

8291

• 8000

• 9000

• 7000

• 8300