SCRAMBLERS ostrich
2. 8 hundreds 7 tens 3. 4 hundreds 5 tens 4. 7 hundreds 4 tens 5. 9 hundreds 9 tens 7. 7 hundreds 16 tens 8. 1 hundred 15 tens 9. 3 hundreds 13 tens 10. 8 hundreds 1 ten
sure umber?
20 60 20 80 70 40 70 100
347 481 798 809 532 960
p. 229 l 6 l 6 = m ♥ = s s s s Answer Key
ree
50 30 70 30 30 20 80 60 90 80 60 70 30 30 20 50 30 50
733 138 908 527 646 459
Adding 2-Digit Numbers With Regrouping
33
our
Name
answer Key
Playful Pup
ne
Practice Page 33: Playful Pup ripped up Davy’s addition homework! To help Davy put his problems back together, find the sum for each equation. Then draw a line to the torn piece of paper that has the matching sum. Use the back of the page to show how you got your answers.
246 273 148 624 565 809 480 800 967
six
p. 266 Practice Page 27: Answers will vary. Check students’ work. Practice Page 28: 1. 99 2. 48 3. 29 4. 67 Practice Page 29: 1. 48 24 24 14 10 14 9 5 5 9 5 4 1 4 5 2 3 1 0 4 1 2. 49 27 22 14 13 9 6 8 5 4 2 4 4 1 3 1 1 3 1 0 3 3. 116 58 58 30 28 30 15 15 13 17 6 9 6 7 10 1 5 4 2 5 5 0 1 4 0 2 3 2 4. 106 46 60 21 25 35 11 10 15 20 7 4 6 9 11 5 2 2 4 5 6 3 2 0 2 2 3 3 p. 268 900 700 500 600 900 700 443 852 463 752 Learning Session 4 Page 13: To the Top Date A Cool Swim If the answer is Color the space Help each penguin get to the iceberg. Find the answer to each problem. 6 26 14 16 18 20 skip counting by 2s, 5s, and 10s 2 4 8 10 12 28 38 40 42 46 48 50
Practice Page 21: 1. 905 2. 797
wo
1
2
3
Learning Session 1 Page 6: Comparing and ordering numbers
5 3 + 2 9
2 6 + 2 5
4 5 + 1 7
787 791 881 764 673 684
3. 1,200 4. 1,491 5. 1,601 Quick Review
p. 260 345 432
p. 253
urteen
19
5
6
7
3 8 + 1 6
7 8 + 1 8
628 626 849 739 916 836
< > > < > <
ghteen
16
487 914 896 502
1. 25 2. 23 3. 27 Practice Page 22: medium roar B-10, E-14, U-20, N-12, I-26, L-30, D-38, O-50, R-42, F-18, M-24, A-16 Practice Page 23: Date Colorful Calico If the answer is between Color the space Black Orange Brown Blue 0 and 25 26 and 50 51 and 75 76 and 100 Find the answer to each problem.
teen
14
1. 30, 35, 55, 70 2. 60, 62, 67, 70 3. 73, 105, 162, 200 4. 72, 54, 45, 27 5. 59, 49, 39, 29 6. 520, 250, 105, 55 p. 231 Odd Numbers: 25, 33, 41, 47, 89 Even Numbers: 6, 52, 78, 80, 94 1. 30, 35, 55, 70 2. 60, 62, 67, 70 3. 73, 105, 162, 200 p. 230 1. Odd 2. Even 3. Even 4. Odd 5. Even 6. Odd Doubling Numbers to 100 Name 23 Color Key
eteen
12
p. 267 300 600 700 900 300 500 600 900 97
p. 261 1. 5 hundreds 4 tens 2 ones 2. 7 hundreds 8 tens 5 ones 3. 3 hundreds 6 tens 9 ones 4. 8 hundreds 0 tens 4 ones 5. 2 hundreds 1 tens 7 ones 6. 4 hundreds 3 tens 0 ones 7. 378 8. 439 9. 990 10. 561 11. 611 12. 105 240
elve
18
82
84
62
5
54
Adding 3-Digit Numbers Without Regrouping
35
8 8 10
p. 254 1. 29 2. 72 3. 22 4. 62 p. 255 1. 54 2. 4 cards 3. 5 chickens and 4 cows 4. 72, 54, 45, 27 5. 59, 49, 39, 29 6. 520, 250, 105, 55 Learning Session 2 Page 7: Numbers and Operations Answers will vary. 40 + 40 21 + 21 O 14 + 14 O 45 + 45 44 + 44 11 + 11 Bk 49 + 49 B 37 + 37 Br p. 233 8 31 + 31 Br 33 + 33 Br 16 + 16 10 + 10 38 + 38 B B B B O
Name
Da
500 200 500 300 500 400 800 700 900 600 400 900 300 100 400 300 300 500 Color Key
39 Slither and Slide
100 Math Practice
Practice Page 34: the letter m
Find the answer to each problem.
E-245, N-467, R-586, T-368, A L-342, B-553, F-445, D-257, H Practice Page 35: If the answer is between Color the spa Purple Blue Green 100 and 400 400 and 700 700 and 1,000 p. 244 1. 48 2. 76 3. 50 4. 81 5. 33 6. 64 7. 2 + 2 8. thirty 9. 74 10. 1 ten 8 ones 100 + 111 P 474 + 501 G 333 + 345 B 872 + 114 G
16 13 13 counting to 30 st
p. 240 Count by 2s to connect the dots.
p. 262 1. 635 2. 814 3. 572 4. 390 5. 423 6. 709
counting to 30
18 + 18 O 16 12 18 10 14 Bk
12 + 12 Bk
9 + 9
26 + 26 Br
p. 256 1. 48 2. 100 3. 85 4. 26, 32; 65, 76 29 + 29 Br
7. 700 + 30 + 4 8. 200 + 90 + 1 9. 500 + 60 + 8 10. 400 + 30 + 9 11. 600 + 80 + 6 12. 300 + 50 + 2 Adding 1- and 2-Digit Numbers With and Without Regrouping Name 30 30 32 34 36 44
Bk
256 + 243 B
18
8, 10, 12, 14, 16, 18
207 + 142 P
24 + 24 O
524 + 173 B 6. 60 7. 78 8. 42 10. 50 + 6 11. 40 + 7 12. 30 + 5 13. 60 685 + 213 G p. 245 2. 81 3. 26 4. 93 5. 57 255 + 121 P
Page 8: Odd and even numbers 29
p. 257 1. 8 2. 32 3. 700 4. 216 5. 6. 7. 8. Count by hundreds. 100, _________ , 300, _________ , _________ , p. 232 12345678910 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 odd odd even even even odd even odd odd even p. 258 200, 400, 500, 700, 800, 900 600, _________ , _________ , _________ , 1,000 Write all the missing numbers. 600, _________ , _________ , _________ , 1,000 Write all the missing numbers. Write all the missing numbers. 158 158 169 169 388 388 392 392 160 160 159 161 163 165 167 159 161 163 165 167 171 171 162 162 166 168 170 166 168 170 389 389 390 390 394 396 398 400 402 394 396 398 400 402 391 393 395 391 393 395 399 401 399 401 Count by hundreds. 100, _________ , 300, _________ , _________ , Write all the missing numbers. Practice Page 24: 1. 32* 2. 29 3. 48* 9 5 4. 47 5. 55 6. 58* 7. 29 8. 38* 9. 68* 10. 68* 6 7 10, 9, 8, 7, 6, 5 p. 234
100 Math Practice Pages, Grade 2 © 2015 • Scholastic Teaching Resources
20
8
20
19
21
22
p. 263
10
23
22
271 + 318 B
258 258
858 777 898 697 989 789 24 22
25
483 742 791 p. 246 64
473 762 691 93
24
number sequences
7
24
number sequences
192 + 107 P
26
Color Key
Practice Page 30: 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95 20, 30, 40, 50, 60, 70, 80, 90, 100 21 + 9 30 + 0 Yellow Green Blue 30 40 50
483 + 315 G
26
771
781
Skip count aloud by 5s. Write each number you say.
41 54 87
28
172 172 14 13 15 19 16 18 1. 8 2. 13 3. 12 4. 11
431 473 320 222 433 710
p. 269 5, 10, _____ , _____ , _____ , _____ , _____ , _____ , _____ , _____ , _____ , _____ , _____ , _____ , _____ , _____ , _____ , _____ , _____ , 100
68
37
100 Math Practice Pages, Grade 2 © 2
Practice Page 36: 1. (From left to right) 860, 780 990 , 790 2. (From left to right) 787, 791 684 Practice Page 37: micro-chips O-512, C-455, B-613, A-334, P I-403, H-315, L-627, S-351, R-5 Practice Page 38: 1. 341 2. 1,083 50 90 170 70 80 130 67 78 89 97 69 69 22 43 39 31 41 36
38 + 2 33 + 7 36 + 4 23 + 17 G G G G Learning Session 5 Page 16: Smart Practice Place Value: tens and ones Y Y
795 757 929 849 658 989
25 27 29
40
23
p. 264 1. 20 2. 600 3. 700 4. 9 5. 3 6. 80 7. 336 8. 274 9. 108 10. 925 11. 454 12. 668 32 + 43 40 + 0 52 + 0 11 + 51 G Skip count by 10s to 100. p. 241 32 58
25 27 29
164 164 1 1. 79 12. 49 13. 57 14. 17 15. 29 16. 35 Practice Page 25: experi-mints A-49, R-38, E-19, D-16, T-27, X-14, S-47, I-26, P-35, L-42, M-29, N-37 Practice Page 26: 397 397 p. 235 1. 5 2. 9 3. 14 4. 4 5. 10 6. 7 7. 17 8. 3 403 403 p. 236 8 2 1 6 7 2 3 3 4
22
26
24
28 30
Solve It: 599 fans
26
28 30
p. 247
22 + 8 10, ______ , ______ , ______ , ______ , ______ , ______ , ______ , ______ , ______ Y
B B
44 + 6 22 + 28
75
p. 270
30
28 + 2 Y Y Y 15 + 15 23 + 7
B
30 + 20 16 + 10
37 138 83 983 255 790
42 + 22 35 + 16 45 31 28 67 79 50 B
9 10 14 15
10 + 60
26 + 24 14 + 29
Count back by 100. Count back by 100. 843, 743, 643, 543, 443, 343, 243, 143 943, _________ , _________ , _________ , _________ , 943, _________ , _________ , _________ , _________ , _________ , _________ , _________ , _________ , 43 _________ , _________ , _________ , _________ , 43 Learning Session 3 Page 12: Map of Nuts
50
Solve It: The numbers outside the circle have the greater sum; 36
36 4 tens 5 ones 8 tens 9 ones 25 + 25 7 tens 2 ones B B
11 + 39 33 + 33 9 tens 0 ones
B B
50 + 0 35 + 15
100 Math Practice Pages, Grade 2 © 2015 • Scholastic Teaching Resources 6 tens 3 ones 3 tens 1 ones
3. 800 4. 805 5. 761 p. 248 2. 6 tens 1 one 3. 3 tens 8 on 4. 5 tens 4 ones 5. 7 tens 3 on 6. 8 tens 7 ones 8. 4 tens 16 o 9. 1 ten 17 ones 10. 3 tens 14 ones 11. 5 tens 13 ones 12. 8 tens 11 ones 6. 1,029 7. 1,149 8. 662 9. 1,089
Practice Page 31: 20+2 9+10 5+4 18+3 35+5 4+9 44 + 6 22 + 15 41 + 8 62 + 8 34 + 17 28 + 2 13 + 1 43 + 3 66 + 5 33 + 1 44 + 9 52 + 6 52 + 3 38 + 6 88 + 11 12 + 4 27 + 6 21 + 9 39 + 22 17 + 7 8 + 2 10 + 53 62 + 45 55 + 11 71 + 24 55 + 34 28 + 19 82 + 17 29 + 36 99 + 1 Practice Page 32: p. 242 16 45 87 218 364 493 374 645 721 517 892 956 3
1. B3 2. C3 3. the park bench 4. C1
1. 77 2. 89 3. 79 4. 97 5. 65 6. 68 7. 59 8. 98 9. 78
6
8 9 7
8 9 5
10
6
p. 237
p. 249
37 49 54 78 81 100
49 76 354 440 702 125 582 857 304 410 908
84 91 90 85 122 147
10. 87 11. 89 12. 69
1. 67, 78, 89, 97, 69 , 69 2. 84, 91, 90, 85, 122, 147
243
number words
7
73 38 89 57 66 45
Write in number form.
100 Math Practice Pages, Grade 2 © 2015 • Sch 17 49 26 37 36 27
108 ___________
thirty
___________
forty-one
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