Minute 21

Mara has 7 pencils and Joy has 12 pencils. How many pencils do they have altogether?

Mathematical Equivalence

ON

Choose a reasonable measurement for the angle

• 45°

• 90°

• 180°

268 + 14

Mathematical Equivalence

ON

What would you choose to measure the distance around a soccer field?

• centimeters

• meters

• kilometers

What would you choose to measure the width of a book?

• centimeters

• meters

• kilometers

What would you choose to measure the length of a baseball bat?

• centimeters

• meters

• kilometers

618 x 7

Mathematical Equivalence

OFF

What is the mean of 15, 18, 24?

Mathematical Equivalence

ON

How much time has passed from 5:00 a.m. to 6:25 a.m.

How much time has passed from 8:15 p.m. to 9:30 p.m.