Sixth grade math quiz on “Integer Numbers”

Option 1

(“3” – 3-4 b. “4” – 5-6 b. “5” – 7-8 b. “5” and “5” – 9 b.)

1. Choose the correct statements: (1 b.)
   1. The numbers 6 and – 6 are opposite.
   2. The sum of two numbers of different signs can only be a negative number.
   3. If the number of negative multipliers is even, then the product is a negative number.
   4. The quotient of numbers of different signs is negative.
2. Write down in descending order the numbers 15; -15; -1; 3; 0.
3. Calculate: a) 35+(-60); b) -18+(-24); c) -42-(-16); d) 25-70 (1 b.)
4. Calculate: a) -16∙(-3); b) 8∙(-15); c) -25∶25; d) -36∶ (-12) (1 b.)
5. Find the value of the expression: a) 23-40-11+8-5; б) -(-240) ∶60∙(-12). (1 б.)
6. Solve the equation: a) x – 6 = – 11 ; b) x + 4 = – 1 ( 2b.)
7. Find the value of the expression (a + b) : c when a=-18,b=-12,c=6. ( 2b.)

Option 2

(“3” – 3-4 p. “4” – 5-6 p. “5” – 7-8 p. “5” and “5” – 9 p.)

1. Choose correct statements: (1p.)
   1. 15 and -8 are numbers of different signs.
   2. The sum of two negative numbers is positive.
   3. If the number of negative multipliers is odd, the product is a negative number.
   4. The quotient of two numbers of the same sign is positive.
2. Write in ascending order the numbers 8; -1; 0; -16; 16. (1b.)
3. Calculate: a) 46+(-70); b) -24+(-16); c) -18-(-25); d) 33-60; (1b.)
4. Calculate a) -16∙(-4); b)-21∙3; c) 24∶(-24); d) -40∶ (-8) (1b.)
5. Find the value of the expression: a) -45+30-9-25+19; б) -(-16)∙5∶ (-20). (1б.)
6. Solve the equation: a) 5 – x = – 3 ; b) 20 + x = 18 (2b.)
7. Find the value of the expression a : b + 20 when a = 200,b = 4. (2b.)