# 3.OA.A.4 Lesson Plans

Determine the unknown whole number in a multiplication or division equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 × ? = 48, 5 = __÷ 3, 6 × 6 = ?.

## Coherence Map of 3.OA.A.4

The Coherence Map shows the relationships among the Common Core Standards. The Lumos coherence map not only provides graphical representation and convenient navigation within the standards map but also access to thousands of engaging learning resources such as Practice questions, Videos, Books and Infographics related to every standard. It helps educators and students visually explore the learning standards. It's an effective tool to helps students progress through the learning standards. Teachers can use this tool to develop their own pacing charts and lesson plans.

#### Standard Description of 3.OA.A.4

Determine the unknown whole number in a multiplication or division equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 × ? = 48, 5 = __÷ 3, 6 × 6 = ?.

PREVIOUS LEVEL
NEXT LEVEL
3.OA.A.4

## TOPICS RELATED TO FINDING UNKNOWN VALUES

### What are the steps in finding for the unknown?

"to do so, we would: Identify the known ratio, where both values known. Pick out the ratio with one known value and one unknown value. Use the 2 ratios to create a proportion. Cross-multiply to solve the problem."

### How do you solve an unknown ratio?

to apply proportions to resolve ratio word issues, we want to comply with those steps: Identify the resgarded ratio and the unknown ratio. Set up the proportion. cross-multiply and solve. Take a look at the answer by plugging the end result into the unknown ratio.

### How do you find two unknown variables?

approach 1 the usage of the substitution method Circulate the variables to one of a kind aspects of the equation. ... Divide each facets of the equation to "solve for x." ... Plug this returned into the opposite equation. ... Solve for the remaining variable. ... Use the answer to solve for the other variable. ... Realize what to do whilst each variables cancel out.

Tags: , will, what, where, can, why, who, which, when, are