Find the quotient of the greatest 2-digit number and the greatest 1-digit number.

Answer explanation

quotient: thương

the greatest: lớn nhất

Answer: 99 : 9 = 11

Teacher had $600.

She bought 35 pencil cases and 15 schoolbags.

How much money did she had left, given that:

each pencil case cost $3 and each schoolbag cost $10.

Answer explanation

each: mỗi

left: còn lại

Which shape has 4 sides and 4 angles?

• a circle

• a triangle

• a line

• a rectangle

Answer explanation

side: cạnh

angle: góc

How many sides are there in a square?

• 1

• 2

• 3

• 4

Answer explanation

side: cạnh

Divide: 322 : 7 = ______

• 46

• 315

• 2 254

• 47

Which shape is a quadrilateral?

• A

• B

• C

• D

Answer explanation

quadrilateral: hình tứ giác (có 4 cạnh và 4 góc)

Which one is NOT a right angle?

• A

• B

• C

• D

Answer explanation

right angle: góc vuông

How many right angles are there in this figure?

• 1

• 2

• 3

• 4

Answer explanation

right angle: góc vuông

What is the vertex of this angle?

• E

• ED

• EF and ED

• DF

Answer explanation

vertex: đỉnh

angle: góc

What are the arms of this angle?

• E

• D

• ED and EF

• DE and EF

Answer explanation

arm: cạnh

angle: góc