lesson 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| important words to look for in a word problem that will help when later having to choose which operation to use | cue words
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| a mathematical sentence where the left side of the equals sign has the same value as the right side | equation
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| a mathematical problem requiring the student to compute, or determine a number or an amount | computation
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| to approximate a value of a number by following specific rules (if the number is 5 or higher, round up, otherwise round down) | round
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| to find a number that is close to the exact amount; the number that is close to the exact amount | estimate
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| a mathematical sentence where the left side of the equals sign has the same value as the right side | equation
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| numbers that are close to the given numbers that make estimation or mental calculation easier | compatible number
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| the value of a digit based on its location in a number | place value
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| a number with one or more digits to the right of the decimal point; a part of a whole | decimals
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| a part of a whole | fractions
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| having the same value | equivalent
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| the amount or number of something | quantities
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| 1. 89.3 ÷ 10.4 = | 8.58
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| 2. 5,976,304 - 3,108,429= | 2,867,875
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| 3. 32.1 ÷ 4.9 = | 6.55
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| 4. Round 2 and 13 79ths to the nearest whole number | 1
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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