Aligned Resources

Virginia Standards of Learning
5th Grade
Measurement
5.12 The student will determine an amount of elapsed time in hours and minutes within a 24-hour period.

Lessons  •  Activities  •  Show All

Lessons (2)

Clock Arithmetic and Cryptography

Introduces students to modular (clock) arithmetic and how modular arithmetic can be used to encode messages using simple shift, multiple and affine ciphers.

Audiences: Grades 6-8, Grades 9-12

Primary Subjects: Algebra, Discrete, Number and Operations

Related Topics: addition, affine cipher, arithmetic, cipher, cryptography, decipher, division, encrypt, factors, inverse, modular, multiples, multiplication, remainders, shift cipher, subtraction, time

Elapsed Time

Introduces students to elapsed time and how to calculate it.

Audiences: Grades 3-5

Primary Subjects: Geometry, Science

Related Topics: addition, counting, elapsed time, modular, subtraction, time

Activities (2)

Screenshot of Elapsed Time
Elapsed Time

Practice finding elapsed time given a starting time and an ending time. Elapsed Time is one of the Interactivate assessment explorers.

Audiences: Grades 3-5, Grades 6-8

Primary Subjects: Geometry, Science

Related Topics: addition, assessment, counting, elapsed time, subtraction, time

Screenshot of Elapsed Time Two
Elapsed Time Two

Given a starting time and elapsed time practice finding the ending time. Elapsed Time Two is one of the Interactivate assessment explorers.

Audiences: Grades 3-5, Grades 6-8

Primary Subjects: Geometry, Science

Related Topics: addition, assessment, counting, elapsed time, subtraction, time