21 語中 1~21番目
問題 | 解答▲ | 出題数 | 習得度 | 苦手度 |
---|---|---|---|---|
(Round numbers) ( ) for 3124.. we round off the second digit down to 3000 | Round number of the first digit | - | - | - |
(Round numbers) ( ) for 71829.. we round off the third digit up to 72000 | Round number of the second digit | - | - | - |
Any of the natural numbers (positive or negative) or zero | Whole numbers | - | - | - |
(Whole numbers) A whole number that can divide another whole number is called ( ) like these 1. 2. 4. 8. for 8 | a divisor | - | - | - |
(Four Arithmetic) 3 plus 4 equals 7. This is an ( ) | addition | - | - | - |
(Four Arithmetic) 56 divided by 7 equals 8. This is a ( ) | division | - | - | - |
(Whole numbers) Whole numbers are divided into ( ) like 2. 4. 6. ...and ( ) such as 1. 3. 5. 7. 9. | even numbers. odd numbers | - | - | - |
(≦ < ≧ >) When we call "5 > 3".. we say "( )" | five is greater than three | - | - | - |
(Four Arithmetic) Addition. subtraction. multiplication and division are called the ( ) | four arithmetic operations | - | - | - |
(Whole numbers) 8. 16. 24. 32 are the numbers when 8 is multiplied some times.. so they are ( ) | multiples of 8 | - | - | - |
(Four Arithmetic) 6 times 5 equals 30. This is a ( ) | multiplication | - | - | - |
(Whole numbers) Whole numbers other than 1 ..which can only be divided by 1 and itself are called ( ) | prime numbers | - | - | - |
(Whole numbers) 2. 3. 5. 7. 11 and so on are ( ) | prime numbers | - | - | - |
(Four Arithmetic) 25 divided by 3 equals 8 with the ( ) of 1 | remainder | - | - | - |
(Round numbers) Approximate numbers are called ( ) | round nubers | - | - | - |
(Round numbers) In round numbers.. 0. 1. 2. 3. and 4 are ( ) | rounded down | - | - | - |
(Round numbers) In round numbers.. 5. 6. 7. 8. and 9 are ( ) | rounded up | - | - | - |
(Four Arithmetic) 9 minus 7 equals 2.This is a ( ) | subtraction | - | - | - |
(≦ < ≧ >) When we call "2 < 8".. we say "( )" | two is less than eight | - | - | - |
(≦ < ≧ >) When we call "x ≧ 3".. we say "( )" | x is larger than or equals three | - | - | - |
(≦ < ≧ >) When we call "x ≦ 8".. we say "( )" | x is less than or equals eight | - | - | - |
21 語中 1~21番目