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76 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Addition |
Same sign 1. Add the numbers 2. Copy the sign Different sign 1. Subtract the numbers 2. Copy the sign of the larger number |
Same |
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Subtraction |
1. Change the sign of the subtrahend 2. Follow the rules of addition |
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Multiplication |
If it's the same sign- product is positive If it's a different sign- product is negative |
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Division |
If it's the same sign - quotient is positive If it's a different sign- quotient is negative |
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Comparing integers |
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additive inverse |
The opposite of the number |
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Place value 1.234567 |
1 whole number . And 2 tenths 3 hundredths 4 thousandth 5 ten thousandth 6 hundred thousandth 7 millionth |
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Read the number 22.6548 |
Twenty two and six thousand five hundred and forty eight ten-thousandths |
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Read the number 74.83961 |
Seventy four and eighty three thousand nine hundred and sixty one hundred thousandth |
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Read the number 715.84925 |
Seven hundred and fifteen and eighty four nine hundred and twenty five hundred thousanths |
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Read the number 725.749275 |
Seven hundred and twenty five and seven hundred forty nine thousand two hundred and seventy five millionth |
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Divisibility criteria 2 |
A number is divisible by 2 if its last digit is zero or is divisible by 2. Numbers which are divisible by 2 are called even numbers |
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Divisibility criteria 4 |
A number is divisible by 4 if its last two digits are zeros and they make a two digit number which is divisible by 4 |
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Divisibility criteria 8 |
A number is divisible by 8 if its 3 last digits are zeros or they make a 3 digit number which is divisible by 8 |
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Divisibility criteria 3 and 9 |
A number is divisible by 3 if a sum of its digits is divisible by 3 a number is divisible by 9 if a sum of its digits are divisible by 9 |
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Divisibility criteria 6 |
A number is divisible by 6 if it is divisible by 2 and by 3 |
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Divisibility criteria 5 |
A number is divisible by 5 if its last digit is a zero or five |
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Divisibility criteria 25 |
A number is divisible by 25 if it's 2 last digits are zeros or they make up a number which is divisible by 25 |
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Divisibility criteria 10 |
A number is divisible by 10 if its last digit is 0 |
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Divisibility criteria 100 |
A number is divisible by 100 if its last two digits are zeros |
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Divisibility criteria 1000 |
A number is divisible by 1000 if its last 3 digits are zeros |
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Divisibility criteria 11 |
A number is divisible by 11 if and only if a sum of its digits located on even places is equal to the sum of its digits located on all places or the sums are different by a number which is divisible by 11 |
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How to convert a fraction to a decimal |
Divide the numerator by the denominator |
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How to convert a decimal to a fraction |
Step when use the decimal as the numerator and its place value as the denominator step two reduce if possible |
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Proper fraction |
A fraction where the numerator is smaller than the denominator |
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Improper fraction |
A fraction where the numerator is larger than the denominator |
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Mixed number |
A combination of whole number and proper fraction |
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Equivalent fraction |
Looks different but actually equal |
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Fraction |
Part of a whole |
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Numerator |
Top part of whole |
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Denominator |
Bottom number of whole |
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Lowest common denominator |
The least common multiple of two denominators |
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Least common multiple |
The smallest common multiple of two numbers |
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Common multiple |
A Common multiple between two numbers |
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Multiple |
The number that is calculated by multiplying an integer |
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Exponent |
A small symbol typically and number, located at the upper right of a quantity referred to as the base, the tells you how many times the quantity is repeated in multiplication |
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Radical |
Check mark symbol next to index If no index assume the number is 2 |
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Index |
The smaller number on the upper left of radical symbol |
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Radicand |
Some quantity (typically a number) inside the radical sign |
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Perfect square |
4 9 16 25 36 49 64 81 100 121 144 169 196 225 |
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Square root 4 |
2 |
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Square root 9 |
3 |
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Square root 16 |
4 |
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Square root 25 |
5 |
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Square root 36 |
6 |
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Square root 49 |
7 |
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Square root 64 |
8 |
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Square root 81 |
9 |
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Square root 100 |
10 |
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Square root 121 |
11 |
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Square root 144 |
12 |
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Square root 169 |
13 |
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Square root 196 |
14 |
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Square root 225 |
15 |
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Perfect cubes |
1 8 27 64 125 216 125 216 343 512 729 1000 1331 1728 2197 2744 3375 |
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1 cubed |
1 |
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2 cubed |
8 |
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3 cubed |
27 |
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4 cubed |
64 |
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5 cubed |
125 |
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6 cubed |
216 |
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7 cubed |
343 |
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8 cubed |
512 |
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9 cubed |
729 |
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10 cubed |
1000 |
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11 cubed |
1331 |
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12 cubed |
1728 |
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13 cubed |
2197 |
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14 cubed |
2744 |
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15 cubed |
3375 |
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0 squared |
0 |
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1 squared |
1 |
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2 squared |
4 |
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3 squared |
9 |
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4 squared |
16 |
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5 squared |
25 |
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