Which shows the way to regroup the number 26?

What time would you be on your way to school? ____ a.m.

39 - 17 = ?

What's the time?

Which number sentence would you use to solve this problem? The zoo had 13 zebras. On Monday, 1 new zebra came to the zoo. How many zebras are at the zoo altogether?

Vicky ran 39 miles in January. Rodri ran 24 miles. About how many more miles did Vicky run than Rodri?

72 - 40 =

58 - 26 = ?

8 - 7 =

Estimate to find the difference. The difference between 78 and 32 is about _____.

Which number sentence would you use to solve this problem? Carmen had 13 lollipops in a collection. She went to the store and now has 19 lollipops. How many new lollipops did she buy?

Jacob went fishing. He caught 56 red fish and 28 gray fish. What is the difference between the number of red fish and gray fish he caught??

Which shows the way to regroup the number 34?