Front

What is two-step subtraction?

Back

Two-step subtraction is a math problem that requires you to subtract two different amounts from a starting number.

Front

How do you solve a two-step subtraction problem?

Back

1. Start with the initial number. 2. Subtract the first amount. 3. Subtract the second amount from the result.

Front

If Jenny had 50 marbles and lost 8, how many does she have left?

Back

42

Front

If Jenny then gave away 7 marbles, how many does she have now?

Back

35

Front

What is the first step in solving Jenny's marble problem?

Back

Subtract 8 from 50.

Front

What is the second step in solving Jenny's marble problem?

Back

Subtract 7 from the result of the first step.

Front

What is the total number of cows the farmer had before selling?

Back

150

Front

If the farmer sold 40 cows, how many cows does he have left?

Back

110

Front

If the farmer then sold 20 more cows, how many cows does he have now?

Back

90

Front

What is the total number of birds in the tree before any flew away?

Back

25