Subtraction
10-6=
What is 4
10+4=
What is 14
10, 20, 30, ___
What is 40
The digit in 583 that is in the one's place
What is 3
79+10
What is 89
400-100
What is 300
40+10
What is 10
400, 500, 600, ____
What is 700
The digit in 729 is in the hundreds place
What is 7
70-30
What is 40
90-10
What is 80
70+20
What is 90
460, 470, 480, ___
What is 490
The value of the 4 in 492
What is 400
49-20
What is 29
Tim had 42 toy cars. Then he lost 10 toy cars. How many does he have left?
What is 32
Kim has 52 cats and she has 20 fish. How many animals does she have altogether?
What is 72
30, 40, 50, ___
What is 60
What is the value of the 9 in 239
What is 9
60+10
What is 70
Mark had 35 cupcakes. He ate 10 cupcakes. How many does he have left?
What is 25
What is the sum of 600+100?
What is 700
250, 260, 270, ___
What is 280
My number is 235. I changed the digit in the hundreds place to a 6. My new number is
What is 635
22+10
What is 32