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## 1st grade

### Course: 1st grade>Unit 2

Lesson 8: Adding 1s and 10s

# Adding 1s and 10s guided practice

Find 1 more, 1 less, 10 more, or 10 less than a number.

### Fill in the blanks.

1 more than 76 is
.
1 less than 76 is
.
10 more than 76 is
.
10 less than 76 is
.

### Fill in the blanks.

2 more than 76 is
.
2 less than 76 is
.
20 more than 76 is
.
20 less than 76 is
.

### Fill in the blanks.

2 more than 38 is
.
10 less than 63 is
.
20 more than 80 is
.

### Fill in the blanks.

2 less than 75 is
.
10 more than 86 is
.
20 less than 94 is
.

### Fill in the blanks.

4 more than 35 is
.
40 more than 35 is
.

### Fill in the blanks.

6 less than 78 is
.
60 less than 78 is
.

### Fill in the blanks.

85, plus, 3, equals
44, plus, 50, equals
57, minus, 4, equals
65, minus, 40, equals

## Want to join the conversation?

• What is 100+200? Write it on the line below.
(14 votes)
• Think about the 100 + 200 as 1 + 2 . Then as 10 + 20 . Then as 100 + 200 .
(17 votes)
• Maths is so fun excpessily the division and multiplacation and desamals
(14 votes)
• some reason i think its easy. right?
(9 votes)
• Well, if you think it's easy and you're confident that it's easy and understandable to you, then it may be easy/ very easy for you.
(4 votes)
• I liked it but it was a little bit hard for me
(7 votes)
• Its actually pretty easy. You just gotta pay attention to the videos and understand it.
(2 votes)
• My teacher give me to hard stuff so i go to this and i get them all correct every time
(5 votes)
• Why would they let you press show answer when you should work it out yourself?
(4 votes)
• So you can be sure you have right answer. It is up to you will you press 'show answer' or not.
(5 votes)
• Why did you do this instead of the normal way?
(4 votes)
• bob the builder
(6 votes)
• why would you do it this way than the normal way or is this the normal way ? PS I am sorry if this is a bad question and I would like to say thank you for making khan acadmy
(4 votes)
• yes there are shorter videos but you get points from the video and they are teaching you something at the same time
(3 votes)
• can you give me something a lot harder please because what you are teaching is too easy for me
(4 votes)
• What happens when you finish the test?
(4 votes)
• you more about math for later uses in algebra and calculus!
(2 votes)