Types of Triangles
Addition & Subtraction NO CALCULATORS
Area
Expanded Form
Financial Literacy
100

This triangle has three equal sides.

(What is an equilateral triangle?)

100

What is 3,456 + 2,124?

What is 5,580

100

Find the area of a rectangle with length 6 cm and width 4 cm.

(What is 24 cm²?)

100

Write 4,582 in expanded form.

(What is 4,000 + 500 + 80 + 2?)

100

If you buy a toy for $12 and pay with a $20 bill, how much change do you get?

(What is $8?)

200

This triangle has two equal sides.

(What is an isosceles triangle?)

200

What is 8,000 − 2,735?  

What is 5,265?  

200

Find the area of a rectangle with length 9 m and width 5 m.

(What is 45 m²?)

200

Write 7,109 in expanded form.

(What is 7,000 + 100 + 9?)

200

A book costs $15. You buy 3 books. How much do you spend?

(What is $45?)

300

This triangle has one angle greater than 90°.

(What is an obtuse triangle?) 

300

What is 9,999 + 1,001?

(What is 11,000?)

300

A room is 8 m by 7 m. What is its area?

(What is 56 m²?)

300

Write 30,456 in expanded form.

(What is 30,000 + 400 + 50 + 6?)

300

You earn $10 each week for 6 weeks. How much money do you earn?

(What is $60?)

400

This triangle has one 90° angle.

(What is a right triangle?)

400

What is 12,345 − 6,789?

(What is 5,556?)

400

A rectangle has an area of 36 cm² and a width of 4 cm. What is the length?

(What is 9 cm?)

400

What number is represented by 8,000 + 600 + 20 + 4?

(What is 8,624?)

400

An item costs $48. It is on sale for $10 off. What is the new price?

(What is $38?)

500

A triangle with sides 5 cm, 5 cm, and 8 cm is this type of triangle.

(What is an isosceles triangle?)

500

The difference between 15,000 and 8,476.

(What is 6,524?)

500

Find the area of a rectangle measuring 12 m by 15 m.

(What is 180 m²?)

500

What number is represented by 40,000 + 3,000 + 500 + 70 + 8?

(What is 43,578?)

500

You save $15 per week for 8 weeks. How much money will you have saved?

(What is $120?)

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