8's
8 x 2
16
I have all equal sides, all equal angles. What triangle am I?
Equilateral
A library had 245 books on its shelves.
The librarian bought 136 more books.
Question: How many books are there now?
245 + 136 = 381 books
Add 5
456,877
6 x 7
42
8 x 5
40
I have 2 equal sides. What kind of triangle am I?
Isoceles
At a school sports carnival, 378 students attended in the morning.
Later, 149 more students arrived.
Question: How many students attended altogether?
378 + 149 = 527 students
Take away 5
456,867
54 ÷ 6
9
8 x 11
88
Scalene
A charity raised $865 on Friday.
On Saturday they raised $478.
They spent $392 on supplies.
Question: How much money do they have left?
865 + 478 = 1,343
1,343 − 392 = $951 left
Odd or Even?
Even
6 x 14
84
8 x 8
64
I have one angle of 90 degrees. What kind of triangle am I?
Right angle
A concert hall can hold 2,450 people.
For a concert:
1,785 tickets were sold online
426 tickets were sold at the door
Question: How many seats were still empty?
1,785 + 426 = 2,211 tickets sold
2,450 − 2,211 = 239 empty seats
Double me.
913,744
72 ÷ 6
12
8 x 15
120
Triangle ABC has the following properties:
Angle A = 50°
Angle B = 60°
Angle C = 70°
What kind of triangle am I?
Acute scalene
Three classes collected cans for recycling.
Class A collected 368 cans
Class B collected 429 cans
Class C collected 275 cans
The school goal was 1,200 cans.
Question: How many more cans do they need to reach their goal?
368 + 429 + 275 = 1,072 cans collected
1,200 − 1,072 = 128 more cans needed
Write me in words.
Four hundred and fifty six thousand, eight hundred and seventy two.
6 x 23
138