Estimate Sums 4.NBT.A.3 Grade 4 ISATCAS Practice Test Questions TOC | Lumos Learning

Estimate Sums 4.NBT.A.3 Question & Answer Key Resources Grade 4 Mathematics - Skill Builder + ISAT-CAS Practice

Grade 4 Mathematics - Skill Builder + ISAT-CAS Practice Estimate Sums

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Estimate the following (by rounding numbers to the nearest thousand as well as by rounding numbers to the nearest hundred) :

Instruction : Note that each subtraction problem has two solutions depending upon how rounding is done.