To find what the factors of a number are you can list the factor pairs: 1 x 21 3 x 7 The factors of 21 are 1, 3, 7, and 21.
1
3 - 4 + 5 * 6 + 7 > 10
Any multiple of 140.
48
84
3
It is: 4 and 3/7 as a mixed number
The number is 21. 21 ÷ 3 = 7 7 - 3 = 4
840
Just 1
It is 7 3/4.
31/7 = 4r3r7 number is 4.428571429
It is 4 3/7.
5, 7, and 3 go into 105.
just think of the negative number as below the zero on the number line. just like the positive numbers are above the zero on the number line. then count out how far you have to go to get to your number. you can also treat the negative number like you a minusing that number take -3 and 7 -3 + 7 = 4 7 - 3 = 4
13 x (7 - 4)