The video tutorial covers adding fractions with the same denominator, exploring different methods to sum fractions, and applying fractions to color grids according to specific rules. It includes a lesson check on prime numbers and exercises on dividing unit cubes and sorting coins.

What is the sum of 1/8 + 1/8 + 1/8?

• 1/4

• 3/8

• 1/2

• 3/4

If you add 1/12 six times, what is the result?

• 6/12

• 1/2

• 1/6

• 1

Which of the following is a way to sum fractions to 7/10?

• 3/10 + 3/10

• 2/10 + 4/10

• 5/10 + 1/10

• 1/10 + 6/10

How can you express 7/10 using only 1/10 fractions?

• Seven times 1/10

• Five times 1/10

• Three times 1/10

• Ten times 1/10

Miguel needs to color 4/8 of a grid with more green sections than red. Which is a valid option?

• 2 green, 1 red, 1 blue

• 1 green, 2 red, 1 blue

• 1 green, 1 red, 2 blue

• 2 green, 2 red

Petra needs to color 6/6 of a grid with more blue sections than red or pink. Which is a valid option?

• 3 blue, 2 red, 1 pink

• 2 blue, 2 red, 2 pink

• 1 blue, 3 red, 2 pink

• 4 blue, 1 red, 1 pink

What fraction of an apple is left if Nancy eats 2 out of 6 slices?

• 1/3

• 2/3

• 1/2

• 1/6

Which of these numbers is a prime number?

• 1

• 13

• 21

• 51

How many unit cubes are left over when 100 cubes are divided equally among 7 groups?

• 1

• 2

• 3

• 0

If a teacher divides 100 unit cubes among 7 groups, how many cubes does each group get?

• 15

• 12

• 14

• 13