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Math
lesson 2
Question | Answer |
---|---|
important words to look for in a word problem that will help when later having to choose which operation to use | cue words |
a mathematical sentence where the left side of the equals sign has the same value as the right side | equation |
a mathematical problem requiring the student to compute, or determine a number or an amount | computation |
to approximate a value of a number by following specific rules (if the number is 5 or higher, round up, otherwise round down) | round |
to find a number that is close to the exact amount; the number that is close to the exact amount | estimate |
a mathematical sentence where the left side of the equals sign has the same value as the right side | equation |
numbers that are close to the given numbers that make estimation or mental calculation easier | compatible number |
the value of a digit based on its location in a number | place value |
a number with one or more digits to the right of the decimal point; a part of a whole | decimals |
a part of a whole | fractions |
having the same value | equivalent |
the amount or number of something | quantities |
1. 89.3 ÷ 10.4 = | 8.58 |
2. 5,976,304 - 3,108,429= | 2,867,875 |
3. 32.1 ÷ 4.9 = | 6.55 |
4. Round 2 and 13 79ths to the nearest whole number | 1 |