Solving Change Unknown Word Problems

The video tutorial explains how to solve addition story problems where the change is unknown. It uses a practical example involving Clarissa and her blocks to demonstrate the process. The tutorial introduces the SCR chart and a number line as tools to find the unknown change, guiding viewers through each step to reach the solution.

What type of problem is being discussed in the video?

• Subtraction story problem

• Multiplication story problem

• Addition story problem

• Division story problem

Tags

CCSS.3.OA.D.8

What is unknown in the discussed problem?

• The final amount

• The amount added

• The time taken

• The starting amount

Tags

CCSS.2.OA.A.1

What does SCR stand for in the context of the problem?

• Start, Count, Reckon

• Start, Change, Reckon

• Start, Change, Result

• Start, Calculate, Result

Tags

CCSS.1.OA.A.1

How many blocks did Clarissa initially have?

• Six blocks

• Three blocks

• Five blocks

• Four blocks

Tags

CCSS.1.OA.A.1

What tool is used to visually solve the problem?

• A number line

• A pie chart

• A bar graph

• A Venn diagram

Tags

CCSS.5.NBT.B.7

In which direction do we move on the number line for addition problems?

• Right

• Down

• Left

• Up

Tags

CCSS.7.NS.A.1C

How many jumps are made on the number line from the start to the result?

• Six jumps

• Five jumps

• Four jumps

• Three jumps

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

What is the final count of blocks Clarissa has?

• Eight blocks

• Seven blocks

• Nine blocks

• Six blocks

Tags

CCSS.1.OA.A.1

How many blocks did Ryan give to Clarissa?

• Two blocks

• Five blocks

• Three blocks

• Four blocks

Tags

CCSS.1.OA.A.1

What is the mathematical operation used to solve the problem?

• Subtraction

• Multiplication

• Division

• Addition

Tags

CCSS.5.NBT.B.7