estimate sums, differences, products, and quotients of whole numbers;
The student will
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Select appropriate methods and tools from among paper and pencil, estimation, mental computation, and calculators according to the context and nature of the computation in order to compute with whole numbers.
Estimate the sum, difference, product, and quotient of whole number computations.
The student will estimate solutions to and solve single-step and multistep problems involving the sum or difference of two whole numbers, each 9,999 or less, with or without regrouping.
Create practical problems to represent a multiplication or division fact. (b)
sums, differences, and products do not exceed five digits;