Subtraction is an arithmetic operation that represents the operation of removing objects from a collection. The result of a subtraction is called a difference. Subtraction is signified by the minus… Read More »Grade 1 Math | Subtraction III (Tens and Ones)
Addition (usually signified by the plus symbol +) is one of the four basic operations of arithmetic, the other three being subtraction, multiplication and division. The addition of two whole numbers results in the total amount or sum of… Read More »Grade 1 Math | Addition (Compilation)
Addition (usually signified by the plus symbol +) is one of the four basic operations of arithmetic, the other three being subtraction, multiplication and division. The addition of two whole numbers results in the total amount or sum of… Read More »Grade 1 Math | Addition VI (Missing Addend)
Subtraction is an arithmetic operation that represents the operation of removing objects from a collection. The result of a subtraction is called a difference. Subtraction is signified by the minus… Read More »Grade 1 Math | Subtraction II (Missing Subtrahend/Minuend)
Subtraction is an arithmetic operation that represents the operation of removing objects from a collection. The result of a subtraction is called a difference. Subtraction is signified by the minus… Read More »Grade 1 Math | Subtraction I (Single Digit Number)
Addition (usually signified by the plus symbol +) is one of the four basic operations of arithmetic, the other three being subtraction, multiplication and division. The addition of two whole numbers results in the total amount or sum of… Read More »Grade 1 Math | Addition V (Column)
Positional notation (or place-value notation, or positional numeral system) denotes usually the extension to any base of the Hindu–Arabic numeral system (or decimal system). More generally, a positional system is a numeral system… Read More »Grade 1 Math | Place Value (Compilation)