Matematika Testy - Cvičení z matematiky

Translating verbal expressions into equations

The quotient of a number and three is 6 ⇒ x/3=6

Basic arithmetic operations


Sum - outcome of adding two or more numbers
summand + summand = addend + addend = sum
Related expressions: addition, more than, total, plus, increase, altogether
Examples:
Calculate the sum of 12 and 3.
Answer: 12+3=15
What is ten more than twelve?
Answer: 10+12=22

Difference - outcome of subtracting two numbers
minuend – subtrahend = difference
Related expressions: minus, decrease, difference, deduct, less than, fewer than, take away
Examples:
Calculate the difference of 12 and 3.
Answer: 12−3=9
What number is ten less then twelve?
Answer: 12−10=2
What is 10 fewer than 50?
Answer: 50−10=40

The parts you subtract or add are also called terms.

Product - outcome of multiplying two or more numbers.
factor × factor = product
Example: Calculate the product of 12 and 3.
Answer: 12 × 3 = 36

Quotient - outcome of division of two numbers
dividend ÷ divisor = quotient
Example: Calculate the quotient of 12 and 3.
Answer: 12 ÷ 3 = 4


   
   

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