Abacus Contest

Word Knowledge

These words are root words that have had a suffix added to them. Can you pick out the

suffixes?• Addition

• Subtraction

• Multiplication

• Division

• Addition

• Subtraction

• Multiplication

• Division

What are the root words?

addadditionsubtractionsubtract

multiplication

multiplycalculation

calculate

These words have the /ow/ sound, as in shout, spelled OU

bounce

loud

round

announce

Can you name any other words

with the /ow/ sound spelled

OU?

These words have the long “e” spelled ea

teacher

bead

breathing

feature

Can you name any other words with

the long “e” spelled ea?

These words have the /i/ sound spelled imistake

giggled

quilt

begin

division

Can you find the mathematics words and the words with the long e sound spelled ea?

• The showed the students how to do

teachersubtraction.

•That game is played with

a round and a game board.

multiplication

bead

Can you identify the words with the /ow/ sound spelled ou?

• The players are breathing hard as they the ball.

• The pig wanted to go ,so he pushed on the door with his

bounce

outside

snout.

Can you identify the words with the /i/ sound spelled i ?

• easy to make a when you are a long problem.

Itismistakedoing

division

Vocabulary

Abacus

Use Context Clues to figure out the definition

•Gao Mai’s fingers flew back and forth over the smooth black beads of the abacus.

Abacus- a tool used to figure math problems by sliding counters

drills

Use Context Clues to figure out the definition

• During a few of her many timed drills, she was even faster than her father

• Every Friday, we do drills in math class. Thanks to all that practice, I am much faster at multiplying than I was before.

drills-exercises to increase your mental or physical skills.

mischievous

Use Context Clues to figure out the definition

She knew Li Zhi loved practical jokes and could tell by her mischievous look that she might play one at any moment.

The mischievous boy put a frog in his sister’s shoe and laughed when she screamed.

mischievous- full of pranks and teasing fun.

collided

Use Context Clues to figure out the definition

Finally she wrote down the last answer, jumped from her seat, and collided with Li Zhi.

The bumper cars collided, giving their riders a jolt.

Collided - crashed

accuracy

Use Context Clues to figure out the definition

• First place in speed and accuracy, goes to Li Zhi, last year’s first-place winner, and also to Gao Mai, last year’s second-place winner.

Accuracy is important when you take a test. It’s a good idea to go back and fix any errors.

Accuracy- being without mistakes.

LET’S

REVIEW!!

Abacus- a tool used to figure math problems by sliding counters

drills-exercises to increase your mental or physical skills.

mischievous- full of pranks and teasing fun.

Collided - crashed

Accuracy- being without mistakes.

Can you fill in the blanks?

Abacus- a tool used to figure __________ problems by sliding __________.

drills-exercises to increase your _________ or ___________ skills.

mischievous- full of _________ and teasing _______.

Collided - __________

Accuracy- being without __________.

mathcounters

mental physical

funpranks

crashed

mistakes

•GOOD JOB!• NOW PLEASE TAKE OUT YOUR BOOKS FOR CLUES, PROBLEMS, AND WONDERINGS