comparing numbers
three-digit subtraction
three-digit addition
extra addends!
surprise problems
100

compare using > < =

56 ___ 560

56 < 560

100

435 - 120 = ?

315

100

473 + 300 =

773

100

25 + 64 + 18 + 45 = 

152

100

skip count to complete the number pattern:

345, __, 335, ___, 325, ___

345, 340, 335, 330, 325, 320

200

compare using > < =

120 ___ 102

120 > 102

200

973 - 200 =

773

200

650 + 225 =

875

200

78 + 22 + 30 + 19 =

149

200

What is another way to show 6 hundreds and 8 tens?Choose all correct answers:

A. 68
B. 600 + 8
C. 680
D. 6 + 8
E. 600 + 80


C. 680
E. 600 + 80

300

compare using > < =

10 tens ____ 92

10 tens > 92

300

850 - 199 =

651

300

279 + 456 =

735

300

Lauren collects rocks at the beach for three days. On the first day she collect 38 rocks, on the second day she collects 20 rocks, and on the third day she collects 52 rocks. How many total rocks did she collect?

110 rocks

300

Which are ways to show 415 + 486?
Choose all the correct answers:
A. 400 + 400 + 10 + 80 + 5 + 6
B. 415 + 80 + 6
C. 486 + 4 + 10 + 5
D. 800 + 90 + 11

A. 400 + 400 + 10 + 80 + 5 + 6
D. 800 + 90 + 11

400

compare using > < =

250 ___ 48 tens

250 < 48 tens

400

242 - 138 =

104

400

168 + 155 =

323

400

26 + 12 + 28 + 54

Which equation shows a way to find the sum:

A. 40 + 80
B. 30 + 60
C. 30 + 30
D. 60 + 80

A. 40 + 80

400

Mrs. Edgar has 298 stickers. She gives away 139 stickers. How many does she have left?

159 stickers

500

compare using > < =

20 tens and 15 ones _____ 215

20 tens and 15 ones = 215

500

526 - 341 =

185

500

138 + 247 =

385

500

Elijah has pretzels as a snack for four days. Monday he has 37 pretzels, Tuesday he has 23 pretzels, Wednesday he has 95 pretzels, and Thursday he has 15 pretzels. How many pretzels did he eat?

170 pretzels

500

Ka'Lyla has 357 beads. Mya has 690 beads. How many more beads does Mya have than Ka'Lyla?

333 beads

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