bed mass
fractions
equations
integers
riddles
100
11 x 12 - 3 + 2^2 x 5
what is 149
100
3/8 + 2/7
what is 27/28
100
88 = 10x + 8
what is x = 8
100
-6 + 5
what is -1
100
There are 500 coffins and 500 men who need them. The undertaker asks the first man to go to every coffin and open them. Then he tells the second man to go to every one and close it. The third one goes to every third coffin and so on. How many are open?
22
200
6 ÷2(1 + 2)
what is 9
200
7/12 + 15/25
what is 1 11/60
200
100 = 6x + 10
what is 10
200
8 + -5 + 10
what is 13
200
How many 9's are there between 1 and 100?
20
300
what is 1
300
1 2/3 + 2 1/4
what is 3 11/12
300
(-2/3) = x - 4/5
what is x = 2/15
300
-50 x 10
what is -500
300
If two hours ago, it was as long after one o'clock in the afternoon as it was before one o'clock in the morning, what time would it be now?
9
400
10 × 4 - 2 × (4² ÷ 4) ÷ 2 ÷ 1/2 + 9
what is 41
400
1 7/9 + 3 5/11
what is 5 23/99
400
-3 + 2(x + 4) = 25
what is 10
400
(-42) - (+41)
what is -83
400
If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?
you cant
500
-10 ÷ (20 ÷ 2² × 5 ÷ 5) × 8 - 2
what is -18
500
33/15 + 43/11
what is 6 6/55
500
1/4(x-3)+2/3(6x+4) = -2
what is x = 47/51
500
(-121) + (-443)
what is -564
500
Using only addition, add eight 8s to get the number 1,000.
888 + 88 + 8 + 8 + 8 = 1,000