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3-21 Subtraction with Regrouping

Last updated almost 4 years ago

3 questions

Instructions

3

3

4

Question 1

1.

Look at the subtraction problem below. Do you need to regroup to subtract the ones?https://talkandcomment.com/p/bb7f3619af76f7842910448c (voice note)

Yes, because you can't subtract 9 from 2. https://talkandcomment.com/p/bdb5b1e16b46cc4d7fa97f93 (voice note)

No, because 2 minus 9 equals 7. https://talkandcomment.com/p/b35a6a7a1505a1cdb0e54a7d (voice note)

Yes, because regrouping is fun. https://talkandcomment.com/p/6f8ff2eec1612e3f30a6b975 (voice note)

No, because I do not like to regroup. https://talkandcomment.com/p/88fb17c416be6ddae6eca5f4 (voice note)

Question 2

2.

Subtract to find the difference. Remember to regroup if you need to. https://talkandcomment.com/p/db57ec308bf83452dbeb6bed (voice note)

Question 3

3.

Subtract to find the difference. Remember to regroup if you need to. https://talkandcomment.com/p/bf1c2da06d9b9dcb368a0854 (voice note)