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10 Cards in this Set

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Math Chapter 3-A Vocabulary
Math Chapter 3-A Vocabulary
operations that undo each other
inverse operations
using smaller numbers to estimate - the estimate is smaller than the real answer
underestimate
using larger numbers to estimate - the estimate is larger than the real answer
overeastimate
numbers that are easy to compute with mentally
compatible numbers
a process which tells which multiple of 10 a number is closest to
rounding
rules that are used to find if a number isdivisible by another number
divisibility rules
the number less than the divisor that remains after the division is complete
remainder
the number other than the remainder that is the result of dividnig
quotient
a whole number greater than 1 that has exactly 2 factors, 1 and itself
prime number