You are in browse mode. You must login to use MEMORY

level: Level 2 - Operations

Questions and Answers List

Operations

level questions: Level 2 - Operations

Question	Answer
What is 30,594 + 15,423?	46,017
What is 5,236 + 424,850?	430,086
Complete the calculation in the image.	455,555
Complete the calculation in the image.	41,052
What is 6978 x 76?	530,328
What is 2031 x 29?	58,899
How do you calculate the area of a rectangle?	Length multiplied by width.
A car park has 230 rows of 18 spaces. There are 1,250 cars already parked. How many empty spaces are there?	2,890
What is 570 divided by 5? (using short division)	114
What is 4655 divided by 5? (using short division)	931
What is 6264 divided by 12? (using short division)	522
What is 2016 divided by 12? (using short division)	168
What is 1,036 divided by 8? (using short division)	129r4
List the factors of 60.	1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60
List two factor pairs that can be used to calculate 816 divided by 48.	6 and 8, 12 and 4
List two single digit factor pairs that can be used to calculate 3,024 divided by 36.	6 and 6, 9 and 4
What are the steps for long division?	Divide, multiply, subtract, bring down, repeat or remainder.
What is 4070 ÷ 37, using long division.	110
What is 3959 ÷ 37, using long division?	107
What is 871 ÷ 13, using long division?	67
What is 793 ÷ 13, using long division?	61
What is 799 ÷ 12, using long division?	66 remainder 7
What is 698 ÷ 41, using long division?	17 remainder 1
What is a square number?	The product of a number multiplied by itself, e.g. 1, 4, 9, 16. The symbol for squared is ² .
What is a cubed number?	A cube number is a number multiplied by itself 3 times. The symbol for cubed is ³.
What does BEDMAS stand for?	Brackets, exponents, division, multiplication, addition, subtraction (division/multiplication and addition/subtraction are completed in order from left to right)
8 x 5 + (6 ÷ 3)	42
18 ÷ 3 + 5 - 1	10
25 ÷ 5 x 5	25
4² + 9 x (16 ÷ 2) ÷ 2	52
2³ + (4 x 2)	16
18 - 9 + 9 ÷ 3	12
7² - (6 x 6)	13
(6 x 7) - 3³	15
What is the least common multiple (LCM) of 24 and 16? Use prime factorization--a prime factor tree.	2⁴ x 3 (2 x 2 x 2 x 2 x 3) = 48
What is the least common multiple (LCM) of 9 and 15? Use prime factorization--a prime factor tree.	3² x 5 (3 x 3 x 5) = 45
What is the least common multiple (LCM) of 4 and 5? Use prime factorization--a prime factor tree.	2² x 5 (2 x 2 x 5) = 20
What is the least common multiple (LCM) of 21 and 32? Use prime factorization--a prime factor tree.	7 x 3 x 2⁵ (7 x 3 x 2 x 2 x 2 x 2 x 2) = 672
What is the least common multiple (LCM) of 6 and 18? Use prime factorization--a prime factor tree.	2 x 3² (2 x 3 x 3) = 18
What is the least common multiple (LCM) of 7 and 13? Use prime factorization--a prime factor tree.	7 x 13 = 91
What is 3²?	3 x 3 = 9
What is 3³?	3 x 3 x 3 = 27
What is 5³?	5 x 5 x 5 = 125
What is 12²?	12 x 12 = 144
What is 4²?	4 x 4 = 16
What is 6²?	6 x 6 = 36
What is 7²?	7 x 7 = 49
What is 8²?	8 x 8 = 64
What is 9²?	9 x 9 = 81
What is 11²?	11 x 11 = 121
What is 13²?	13 x 13 = 169
What is 100²?	100 x 100 = 10,000