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K-5 Grade 1 Unit 5 Lesson 10

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Lesson 10

Warm-up Activity 1 Activity 2 Activity 3

Unit 5, Lesson 10

Tens and Tens, Ones and Ones

Grade 1

Warm-up

How many do you see?
How do you see them?

<p>Four ten frames. 1 full, red counters. 1 with 3 red counters. 1 full, yellow counters. 1 with 6 yellow counters.</p>

<p>Four ten frames. 1 full red counters. 1 with 8 red counters. 1 full, yellow counters. 1 with 2 yellow counters.</p>

Four ten frames. 1 full, red counters. 1 with 4 red counters. 1 full, yellow counters. 1 with 8 yellow counters.

Activity 1

Find the value of .

Priya's work

Drawing to show 63. Group of 5 tens, labeled 50. Group of 10 ones and 3 more ones, labeled 13. Number 63.

How did Priya find the value?

Activity 2

Each expression shows a first step to find the number that makes each equation true.
Finish the work to find the number that makes each equation true.
Show your thinking using drawings, numbers, or words.
1. First step:
2. First step:
Find the value of each sum.
Show your thinking using drawings, numbers, or words.

Activity 3

None