Mental Maths - 2 - Year 3

A book is 19 centimetres long, and a bookmark is 11 centimetres long. How much longer is the book than the bookmark?

• 30 cm longer

• 11 cm longer

• 8 cm longer

How much longer is the pen than the crayon?

• 20 cm longer
• 4 cm longer
• 4 cm shorter

Tags

CCSS.2.MD.A.4

How much longer is the colored pencil box than the crayon box?

• 4 cm longer
• 28 cm longer
• 16 cm longer

Tags

CCSS.2.MD.A.4

Bonus!
Which statement is true about the picture?

• crayon < sharpener
• eraser > glue stick
• paint brush < paperclip
• scissors > pencil

What is the length of the nail to the nearest centimeter?

• 3 cm

• 4 cm

• 5 cm

• 6 cm

Which of these is the most likely height of a tall building?

• 319 Centimetres

• 319 Decimetres

• 319 Metres

• 319 Kilometres

How many millimetres are in 10 centimetres?

• 10

• 100

• 1

• 1000

1 Metre = ______cm

• 100

• 10

• 1

• 1000

Tags

CCSS.6.RP.A.3D

1 cm = ________mm

• 1
• 100
• 10
• 1000

Tags

CCSS.6.RP.A.3D

45 cm = ___ mm

• 450 mm
• 4,500 mm
• 45 mm
• 4.5 mm

Tags

CCSS.6.RP.A.3D