Q1: Partitioning numbers with 3 decimal places (for example, 2.653)

 

Q2: Rounding numbers to the nearest million (round 34, 567, 213 to the nearest million)

 

 

Q3: Finding missing numbers in number patterns( for example, find the missing number -300, -275, -250, __)

 

Q4: Finding the difference between negative numbers (for example, find the difference between -8 and -3)

 

 

Q5: Multiplying and diving by 1000 (for example, 3.6 x 1000 = or 3.6 /1000 = )

 

 

 

Q6: Finding prime numbers (for example, find all the prime numbers that are between 30 and 50)

 

 

Q7: Mentally adding numbers with 2 decimal places (for example, 2.75 + 6.82)

 

 

Q8: Mentally subtracting numbers with decimals (for example, 8.4 – 3.6)

 

 

Q9: Mentally dividing 3-digit numbers by 2-digit numbers (for example, 924 / 42)

 

 

Q10: Using column addition to add 5-digit numbers (for example, 29482 + 83621)