Aristokids abacus level 1

Front

What is the result of 7 + 62 - 57 + 2?

Back

14

Front

What is the result of 24 + 21 + 1 - 10?

Back

36

Front

What is the result of 73 + 23 - 33 + 31?

Back

94

Front

What is the result of 30 + 15 - 1 + 4?

Back

48

Front

What is the result of 48 - 8 + 58 - 4?

Back

94

Front

What does addition mean in mathematics?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What does subtraction mean in mathematics?

Back

Subtraction is the process of taking one number away from another.

Front

What is a sum?

Back

A sum is the result of adding two or more numbers together.

Front

What is a difference?

Back

A difference is the result of subtracting one number from another.

Front

What is the order of operations in mathematics?

Back

The order of operations is the rules that define the correct sequence to evaluate a mathematical expression: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).