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Tim is thinking of a number if you add 8 to the number and then subtract 10 you get 20 what is the number?
22 + 8 - 10 = 20 Therefore, the number he is thinking of is 22.
How do you add a percent and a whole number?
Adding a % and a whole number: Example: 50% of 20 + 8 = 50% x 20 + 8 = 0.50 x 20 + 8 = 10 + 8 = 18
How do you subtract 21-8 by using a Number line from 20 to 50?
Since your number line starts at 20, add 20 to your figures and you will come up with the same answer. 21 - 8 = 41 - 28 = 13
What number comes next 4 8 10 20?
22 Double it, add two, double it, add two, etc.
What is the pattern rule for this pattern 5-6-8-11-15-20?
first you add 1 by 5 and get 6 then .add 6 by 2 and get 8 .and add 8 by 3 and get 11.add 11 by 4 get 15.add 15 by 5 get 20 its simple just keep adding each number by 1,2,3,4,5 and if the pattern continues keep going
What number should you add to -8 to get plus 12?
You add 20
Tim is thinking of a number if you add 8 to the number and then subtract 10 you get 20 what is the number?
22 + 8 - 10 = 20 Therefore, the number he is thinking of is 22.
How do you add a percent and a whole number?
Adding a % and a whole number: Example: 50% of 20 + 8 = 50% x 20 + 8 = 0.50 x 20 + 8 = 10 + 8 = 18
How do you subtract 21-8 by using a Number line from 20 to 50?
Since your number line starts at 20, add 20 to your figures and you will come up with the same answer. 21 - 8 = 41 - 28 = 13
What number comes next 4 8 10 20?
22 Double it, add two, double it, add two, etc.
What is the pattern rule for this pattern 5-6-8-11-15-20?
first you add 1 by 5 and get 6 then .add 6 by 2 and get 8 .and add 8 by 3 and get 11.add 11 by 4 get 15.add 15 by 5 get 20 its simple just keep adding each number by 1,2,3,4,5 and if the pattern continues keep going
How do you find how many boys there are in a school of 340 students if you know the ratio is 8 to 9 girls to boys?
First add 8 and 9 to get 17. Then divide 340 by 17 to get 20. Then times 20 by 8 to find the number of girls or times 20 by 9 to get the number of boys. Number of girls: 160 Number of boys: 180
How can you calculate -20 plus -8 without counters or a number line?
-28
How do you count by 4?
Add four to the previous number. 4, 8, 12, 16, 20, 24 and so on.
What number comes next in sequence 72 36 40 20 24 12 16?
8 The pattern is halve, add 4, halve, add 4,.. etc 8
27 plus 8?
If you add 27 and 8, the answer is 35. 7 plus 8 is 15 and add it to 20, the answer is 35.
What times what equals 20 but adds to 8?
28
