Week 09 · Add and subtract to 1000
Friday
Freddy's big number game
// Hundreds with hundreds, tens with tens, ones with ones
⏱ about 15 min
Friday: Freddy's big number game
Freddy the Frog hops onto his lily pad. He straightens his bow tie.
"Ribbit! Welcome to the big number game," he says.
"Every lily pad has a number from 100 to 1000."
Rosie bounces on her toes. "I am ready to add and subtract!"
Game 1: Read the blocks
WHAT NUMBER DO THE BLOCKS SHOW?
- Read the question.
- Tap your answer.
What number do the blocks show?
What number do the blocks show?
What number do the blocks show?Game 2: Add the lily pads
FIND THE SUM
- Read the question.
- Tap your answer.
431 + 245 = ?
367 + 218 = ?
590 + 140 = ?
625 + 175 = ?
Game 3: Take away
FIND THE DIFFERENCE
- Read the question.
- Tap your answer.
784 - 361 = ?
653 - 427 = ?
910 - 350 = ?
600 - 275 = ?
Game 4: True or false?
Work one place at a time.
| Number sentence | True or false? |
|---|---|
| 299 + 1 = 300 | ? |
| 1000 - 100 = 900 | ? |
| 455 + 345 = 790 | ? |
| 712 - 506 = 206 | ? |
WHY THIS EXERCISE455 plus 345 is 800, not 790.
HOP FROM SMALLEST TO BIGGEST
- Freddy hops on the smallest number first.
- Tap the numbers in order.
11st
22nd
33rd
44th
FREDDY'S STORY PROBLEMS
- Read the question.
- Tap your answer.
Freddy counts 236 bugs on Monday and 148 on Tuesday. How many bugs?
The pond has 500 lily pads. 125 float away. How many stay?
Count by 10s. What comes after 890?
Try it
Say a number from 100 to 900.
Hop like Freddy one time for each hundred.
Then add 100 and hop again!
Hop like Freddy one time for each hundred.
Then add 100 and hop again!
Word Spot review
Let us review this week's sight words.
Look at each word. Say it. Spell it.
These: T-H-E-S-E.
Those: T-H-O-S-E.
Upon: U-P-O-N.
Us: U-S.
River: R-I-V-E-R.
Carry: C-A-R-R-Y.
State: S-T-A-T-E.
Book: B-O-O-K.
Hear: H-E-A-R.
Without: W-I-T-H-O-U-T.
Second: S-E-C-O-N-D.
FIND THE WORD
- Listen to the word.
- Tap it.
Find the word you hear.
Find the word you hear.
Find the word you hear.
Find the word you hear.
FIND THE WORD
- Listen to the word.
- Tap it.
Find the word you hear.
Find the word you hear.
Find the word you hear.
Find the word you hear.
FIND THE WORD
- Listen to the word.
- Tap it.
Find the word you hear.
Find the word you hear.
Find the word you hear.
FILL THE GAP
- Listen to the sentence.
- Tap the missing word.
Look at ___ leaves.
___ clouds are big and gray.
A bird sat ___ the fence.
Come with ___ to the park.
Ribbit! Tomorrow is a Number Hunt for big numbers.