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Fifth Grade Challenging Math


5-21)   It is June 12th 9:00 am according to your clock (Your clock shows the date). If you turn the minute hand counter clockwise 30 rounds, what date and time does the clock show?





5-22)  All the squares are congruent with a unit length. Calculate the area shaded purple.



5-23)  Melvin's watch goes 2 minutes faster than it supposed to move every hour. He set the watch at 8:00 am in the morning to a correct time. (a) What time does his watch show at 1:00 pm that day? (b) When Melvin's watch shows 3:14 pm, what is the correct time?



5-24)  Find the sequence and fill in the blanks

         64, 32, 16, 8, 4, __, 1



5-25)  Smart multiplications

         a) 65 x 101 =

         b) 75 x 102 =



More challenging math problems for fifth grade: 
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