Addition
Subtraction
Number Sense
Silly Beasts
Logic
100
3+41+47+9=
What is 100
100
524-325=
What is 199
100
19-16+12-14=
What is 1
100
10+ 11 + 20+ 22+ 30+33+40=
What is 166
100
If you write every number from 1 to 100, how many times will you write the digit 5?
What is 20 times
200
32+16+8+4+2+1+1=
What is 64
200
275-204+111=
What is 182
200
59+30-17+13=
What is 85
200
Shrey splits the numbers 10, 14, 21, 22, 30 and 53 into 2 groups that have the same sum. What is the sum of each group of numbers?
What is 75
200
Adding a number’s digits gives you the number’s digit sum. For example, 345 has a digit sum of 3+4+5=12. What is the smallest 3-digit number that has a digit sum of 12?
What is 129
300
792+110=
What is 902
300
800−82−17=800− _____
What is 99
300
200-79+55=
What is 176
300
Ivan adds nine 79’s. What is the ones digit of the result?
What is 1
300
Kadin doubles 88. Brendan adds 2-digit numbers and gets the sum as Kadin. What is the smallest number that could be part of Brendan’s number?
What is 77
400
97+397=500-_____
What is 6
400
1025-289=
What is 736
400
580-30-140+60=
What is 470
400
How many pairs of 2-digit numbers have a difference of 80?
What is 10 pairs
400
Mia doubles a number, then doubles the result and gets 92. What number did Mia start with?
What is 23
500
Write the SAME number in each blank below to make a true statement?
40- _____-_____-_____=4
What is 12
500
Shrey has a calculator with only the six buttons shown. What is the smallest number of button presses Shrey needs to get his calculator to need 91?
What is 3 buttons
500
203+177-70-70=
What is 240
500
Mia reads a 222-page book, then a 328-page book. Ivan reads a 236-page book, then a 348-page book. How many more pages did Ivan read than Mia?
What is 34 more pages
500
What is the sum of every whole number from 1 to 19?
What is 190