Parenthesis

Fill in the examples correctly brackets:

A) 7.9+12:3-2 =23
B) 7.9+12:3-2=75

Correct answer:

a =  23
b =  75

Step-by-step explanation:

$a=(7\cdot 9+12)\mathrm{/}3-2=23$

$b=7\cdot 9+12\mathrm{/}(3-2)=75$

Try another example

Related math problems and questions:

• Add symbols
  Add marks (+, -, *, /, brackets) to fullfill equations 1 3 6 5 = 10 This is for the 4th grade of the primary school - with no negative numbers yet
• Children in the classroom
  How many children are in the classroom, where Ladislav is 10th lightest and 16th heaviest in class?
• Expression 8
  Evaluate this expressions: a) 5[3 + 4(2.8 - 3)] b) 5×(8-4)÷4-2
• Brackets 2
  Add parenthesis to make true: 5-2×6-4+2=5
• Adding mixed 3
  Why does 1 3/4 + 2 9/10 equal 4.65? How do you solve this?
• Expression plus minus
  Evaluate expression: (-1)2 . 12 – 6 : 3 + (-3) . (-2) + 22 – (-3) . 2
• Hello adding
  Fill letters instead of digits so the indicated sum (equal letters represent equal digits). What number is hidden under the letter J? A A H A H O A H O J -------------------------- 4 3 2 1
• Fractions and mixed numerals
  (a) Convert the following mixed numbers to improper fractions. i. 3 5/8 ii. 7 7/6 (b) Convert the following improper fraction to a mixed number. i. 13/4 ii. 78/5 (c) Simplify these fractions to their lowest terms. i. 36/42 ii. 27/45 2. evaluate the follow
• Mistake in expression
  While attempting to multiply the expression (2 - 5i)(5 + 2i) a student made a mistake. (2 - 5i)(5 + 2i) = 10 + 4i - 25i - 10i2 = 10 + 4(-1) - 25(-1) - 10(1) = 10 - 4 + 25 - 10 = 21 Complete the explanation and correct the error. Hint: The student inc
• Unknown number 2
  I think the number. When he reduces it four times, I'll get 11. What number am I thinking?
• Napkins
  Viera and Darina exchanged napkins. Always 3 yellow for 4 red napkins. How many yellow napkins will Viera receive for 24 red napkins?
• Shade
  Shade the area on the grid that shows 5/8 x 2/4
• Pencils
  Emil has 23 pencils in a pencil case, 18 of which were broken. Emily 9 trims, 2 breaks, 4 trims and goes to school. When he returned from school, he has broken 5 pencils. How many pencils have trimmed at school?
• Written number
  Place+values x ten thousands =30 thousands
• Grandma
  Grandma bought two 10 pack of eggs. She used 8 eggs on the cake, 2 times less on the omelette and 4 more eggs for breakfast. How many eggs did it stand for?
• Value
  Determine the value of the following exspressions: a) (23-25)·(4-5) b) (97-123):(18+8)
• Adding mixed numerals
  3 3/4 + 2 3/5 + 5 1/2 Show your solution.