Estimating Products of 2-digit Numbers

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GRADOS 4-5

Habilidad:

Estimar y resolver problemas de división con divisores de varias cifras; explicar la solución.

Estimating Products of 2-digit Numbers

Find a pair of numbers that multiply as close as possible to a target value. Discover compatible number strategies to estimate products.

Putting It All Together

Answer these open ended questions on your own or with others to form deeper math connections.

Pregunta abierta 1

How did you pick which numbers to choose?

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Pregunta abierta 2

When would someone want to round numbers in estimating multiplication? When would they not need to round?

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