Addition equations
58+35=
93
599-45-
554
What strategy would I use to solve 799+432?
Give and take
What strategy would I use to solve 499-312?
Constant difference
How many grams is 1 kilogram equal to?
1000
799+432=
1,231
500-87-
413
What strategy would I use to solve 38,739+ 13,876?
Standard algorithm
What strategy uses borrowing and regrouping?
Standard algorithm
How many seconds are in 3 minutes?
180
1,925+47=
1,972
10,500-6,988
3,512
Which strategy would you use to add a small number to a large number?
Number line
What strategy would I use to see how many years are between 1975 and 2012?
If Jim started out with 2,000 milliliters of water and drank half, how many LITERS is he left with?
1
48,000+5,987
53,987
784-296=
488
What is it called when you add the hundreds together, then the tens together, then the ones together, and add all of those up?
Take apart or place value
What strategy would I use to solve 836-15?
Removal
If Jim ran a 5 kilometer race one weekend, and an 18 kilometer race the next weekend, how many METERS did he run in all?
23,000
54,719+28,485=
83,204
13,926-4,837=
9,089
What strategy would you use to solve 7,287+34?
Number line or standard algorithm
What is the strategy called when you see how many numbers are between two other numbers on a number line?
Difference
If I ran a mile 10 minutes and 3 seconds, and my friend ran it in 8 minutes and 15 seconds, how much faster did my friend run?
1 minute and 48 seconds