Event 4: Mental Math 7th/8th grade Math Meet ‘11.

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Presentation transcript:

Event 4: Mental Math 7th/8th grade Math Meet ‘11

READY! 5 PENCILS DOWN

READY! 4 PENCILS DOWN

READY! 3 PENCILS DOWN

READY! 2 PENCILS DOWN

READY! 1 PENCILS DOWN

Example:PENCILS DOWN (-8 + 5) + (6 x 6)

Write your answer to the Example now. PENCILS UP

Event 4: Mental Math 7th/8th grade Math Meet ‘11

READY! 5 PENCILS DOWN

READY! 4 PENCILS DOWN

READY! 3 PENCILS DOWN

READY! 2 PENCILS DOWN

READY! 1 PENCILS DOWN

Problem 1:PENCILS DOWN (17 - 6) + (7 x 4)

Write your answer to Problem 1 now. PENCILS UP

READY! 5 PENCILS DOWN

READY! 4 PENCILS DOWN

READY! 3 PENCILS DOWN

READY! 2 PENCILS DOWN

READY! 1 PENCILS DOWN

Problem 2:PENCILS DOWN

Write your answer to Problem 2 now. PENCILS UP

READY! 5 PENCILS DOWN

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READY! 2 PENCILS DOWN

READY! 1 PENCILS DOWN

Problem 3:PENCILS DOWN 6(3 + 1) + 6(4 + 2) + 2(3 + 2)

Write your answer to Problem 3 now. PENCILS UP

READY! 5 PENCILS DOWN

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READY! 1 PENCILS DOWN

Problem 4:PENCILS DOWN √4 + √1 √9 √36

Write your answer to Problem 4 now. PENCILS UP

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Problem 5:PENCILS DOWN ( ) ______________________________________________ 4

Write your answer to Problem 5 now. PENCILS UP

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Problem 6:PENCILS DOWN = 9 _______ ______ _______ _______ 4 ? 8 8

Write your answer to Problem 6 now. PENCILS UP

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Problem 7:PENCILS DOWN (1 - 8) + 2(? + 3) = 5

Write your answer to Problem 7 now. PENCILS UP

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Problem 8:PENCILS DOWN ( ) + ( ) + ( )

Write your answer to Problem 8 now. PENCILS UP

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Problem 9:PENCILS DOWN

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READY! 1 PENCILS DOWN

Problem 10:PENCILS DOWN ___________________________________________ 2

Write your answer to Problem 10 now. PENCILS UP

End of Event 4: Mental Math 7th/8th grade Math Meet ‘11