Topic 2 Vocabulary

When you adjust one number and change another number in the problem to make a computation easier, you use _____. a) compensation or b) compatible numbers

You can replace the values in a problem with _______ so that it’s easier to use mental math to complete the computation. a) compensation or b) compatible numbers

To align decimal points in a decimal addition problem, annex zeros to write ____ so that all addends have the same number of decimal places. a) equivalent decimals or b) compatible numbers

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