Addition and Subtraction - no regrouping

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Front

What does 'no regrouping' mean in addition?

Back

'No regrouping' means that when you add numbers, the sum of each column is less than 10, so you don't need to carry over any value.

Front

What does 'no regrouping' mean in subtraction?

Back

'No regrouping' means that when you subtract numbers, the top number is always larger than the bottom number in each column, so you don't need to borrow.

Front

If Shawn has 31 peanuts and Thomas has 24 peanuts, how many peanuts do they have together?

Back

55 peanuts.

Front

If a tiger has 85 stripes and a zebra has 30 fewer stripes, how many stripes does the zebra have?

Back

55 stripes.

Front

Misty saw 43 turtles. If Mabel saw 10 fewer turtles than Misty, how many turtles did Mabel see?

Back

33 turtles.

Front

Patty has 32 headbands. If Cathy has 22 fewer headbands than Patty, how many headbands does Cathy have?

Back

10 headbands.

Front

At the morning show, the lion jumped 70 feet. During the evening show, he jumped 25 feet. How far did he jump in total?

Back

95 feet.

Front

What is the sum of 15 and 20?

Back

35.