Let’s solve each problem one by one. I’ll go row by row, left to right, and calculate the sum or difference as shown.
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Row 1:
1.
99169 + 21983
→ 99169 + 20000 = 119169
→ 119169 + 1983 = 121152
✔ Answer: 121152
2.
17810 + 48765
→ 17810 + 48000 = 65810
→ 65810 + 765 = 66575
✔ Answer: 66575
3.
86854 + 38213
→ 86854 + 38000 = 124854
→ 124854 + 213 = 125067
✔ Answer: 125067
4.
61978 – 43916
→ 61978 – 40000 = 21978
→ 21978 – 3916 = 18062
✔ Answer: 18062
5.
55087 – 24292
→ 55087 – 24000 = 31087
→ 31087 – 292 = 30795
✔ Answer: 30795
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Row 2:
6.
48808 + 57374
→ 48808 + 57000 = 105808
→ 105808 + 374 = 106182
✔ Answer: 106182
7.
93213 – 59758
→ 93213 – 59000 = 34213
→ 34213 – 758 = 33455
✔ Answer: 33455
8.
34148 – 21389
→ 34148 – 21000 = 13148
→ 13148 – 389 = 12759
✔ Answer: 12759
9.
74766 + 46988
→ 74766 + 46000 = 120766
→ 120766 + 988 = 121754
✔ Answer: 121754
10.
61807 – 30805
→ 61807 – 30000 = 31807
→ 31807 – 805 = 31002
✔ Answer: 31002
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Row 3:
11.
33070 + 82305
→ 33070 + 82000 = 115070
→ 115070 + 305 = 115375
✔ Answer: 115375
12.
41542 – 18175
→ 41542 – 18000 = 23542
→ 23542 – 175 = 23367
✔ Answer: 23367
13.
21993 – 16833
→ 21993 – 16000 = 5993
→ 5993 – 833 = 5160
✔ Answer: 5160
14.
54638 + 35345
→ 54638 + 35000 = 89638
→ 89638 + 345 = 89983
✔ Answer: 89983
15.
71864 – 35387
→ 71864 – 35000 = 36864
→ 36864 – 387 = 36477
✔ Answer: 36477
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Row 4:
16.
79692 + 12621
→ 79692 + 12000 = 91692
→ 91692 + 621 = 92313
✔ Answer: 92313
17.
65422 – 19615
→ 65422 – 19000 = 46422
→ 46422 – 615 = 45807
✔ Answer: 45807
18.
66127 + 59441
→ 66127 + 59000 = 125127
→ 125127 + 441 = 125568
✔ Answer: 125568
19.
80096 – 64462
→ 80096 – 64000 = 16096
→ 16096 – 462 = 15634
✔ Answer: 15634
20.
92754 + 61360
→ 92754 + 61000 = 153754
→ 153754 + 360 = 154114
✔ Answer: 154114
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Row 5:
21.
87886 – 64109
→ 87886 – 64000 = 23886
→ 23886 – 109 = 23777
✔ Answer: 23777
22.
15072 + 69203
→ 15072 + 69000 = 84072
→ 84072 + 203 = 84275
✔ Answer: 84275
23.
43960 – 35099
→ 43960 – 35000 = 8960
→ 8960 – 99 = 8861
✔ Answer: 8861
24.
37075 + 77995
→ 37075 + 77000 = 114075
→ 114075 + 995 = 115070
✔ Answer: 115070
25.
55468 – 31250
→ 55468 – 31000 = 24468
→ 24468 – 250 = 24218
✔ Answer: 24218
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Final Answer:
121152, 66575, 125067, 18062, 30795, 106182, 33455, 12759, 121754, 31002, 115375, 23367, 5160, 89983, 36477, 92313, 45807, 125568, 15634, 154114, 23777, 84275, 8861, 115070, 24218
Parent Tip: Review the logic above to help your child master the concept of adding and subtracting examples.
