Base Ten MTH 180

Expanded Form

100

58 in expanded form would be

What is 50+8?

200

155 is what in expanded form?

What is 100+50+5?

300

Solve and then put into expanded from: 200+157=?

What is 300+50+7 ?

400

Martha has two hundred and fifty-five mints and thirteen candy bars in her purse and has recently found out that she has diabetes and must throw them all away. In expanded form, write how many mints Martha must throw away.

What is 200+50+5?

500

Martha's Doctor has just informed her that she must throw away her thirteen candy bars along with the two hundred fifty-five mints that she had already threw away. In expanded form, write the total of all candy that she had to throw away due to her doctor's orders.

What is 200+60+8?

Identify Place Value Blocks

100

Write the place value blocks in numerical form lll ..

What is 32?

200

Write the following place value blocks in numerical form □lll.....

What is 135?

300

write the following place value blocks in numerical form □□□.........

What is 309?

400

Stacy has 422 Lego pieces that she had brought into show and tell, she wants to document each piece to ensure that she takes them all home. Draw in Base 10 place value blocks her total of Lego pieces that she had brought into class.

What is □□□□ll..?

500

Jane has picked up 245 units off of the classroom floor, she wants to convert them into base ten. What will her place value blocks look like?

What is □□llll.....?

Adding W/ Base 10

100

5₁₀+4₁₀ ? 

What is 9₁₀

200

.....+.......=

what is l..?

300

30₁₀+4₁₀+65₁₀=

What is 99₁₀?

400

□□□□+□lll.+..=

What is 533_10?

500

Kelly has a receipt from the grocery store, her son who is in 2nd grade decided to total up her items in base 10 but fell asleep before he could finish. His mother read "250₁₀+200₁₀+6₁₀+15₁₀= and calculated the sum in her head" What number did she get?

What is 471₁₀?

Subtracting W/ Base 10

100

8_10-4₁₀₌

What is 4_10?

200

45₁₀-20₁₀=

What is 25₁₀

300

Jerome had 78 erasers, his pal Jesse decided to throw 14 of them out of the window. In base 10 how many does Jerome have ?

What is 64₁₀?

400

444₁₀-30₁₀-14₁₀=

What is 400₁₀

500

Jamie has three hundred and fifty-three nougats, when she went out on a picnic she noticed there were ants on thirty-six of them and then an hour later twenty-five more were covered in ants. In base ten how many nougats did Jamie have left over after the picnic?

292₁₀

Standard form

100

50+2+.4 in standard form would be?

What is 52.4?

200

100+30+6 

300+70+9

in standard form would be?

What is 136 & 379?

300

.6+.7+.008 in standard form would be?

What is .678?

400

200+50+4+.005 in standard form would be 

What is 254.005?

500

Sally wrote out a series of numbers on the board "400,300,20,5,.098" when total together what would the sum be in standard form?

What is 725.098?