| Adding whole tens (2 addends) numbers - sum 60 or less The number of all possible operations is equal to 29 | |
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| Solve. | |
20 + 40 = __________ 10 + 20 = __________ 50 + 0 = __________ 30 + 0 = __________ 20 + 20 = __________ 20 + 10 = __________ 10 + 10 = __________ 20 + 0 = __________ 40 + 0 = __________ 40 + 20 = __________ 40 + 10 = __________ 20 + 30 = __________ 0 + 10 = __________ 10 + 30 = __________ 50 + 10 = __________ | 50 + 10 = __________ 30 + 20 = __________ 60 + 0 = __________ 30 + 30 = __________ 0 + 50 = __________ 0 + 40 = __________ 10 + 50 = __________ 0 + 20 = __________ 10 + 40 = __________ 30 + 10 = __________ 0 + 0 = __________ 0 + 30 = __________ 0 + 60 = __________ 10 + 0 = __________ |
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| Adding whole tens (2 addends) numbers - sum 60 or less The number of all possible operations is equal to 29 | |
|---|---|
| The answer. | |
20 + 40 = 60 10 + 20 = 30 50 + 0 = 50 30 + 0 = 30 20 + 20 = 40 20 + 10 = 30 10 + 10 = 20 20 + 0 = 20 40 + 0 = 40 40 + 20 = 60 40 + 10 = 50 20 + 30 = 50 0 + 10 = 10 10 + 30 = 40 50 + 10 = 60 | 50 + 10 = 60 30 + 20 = 50 60 + 0 = 60 30 + 30 = 60 0 + 50 = 50 0 + 40 = 40 10 + 50 = 60 0 + 20 = 20 10 + 40 = 50 30 + 10 = 40 0 + 0 = 0 0 + 30 = 30 0 + 60 = 60 10 + 0 = 10 |
| Copying permission: You are free to copy this worksheet to any number of students for their mathematics work. Do not distribute on websites, books, or any such material without permission. Copyright almanahj.com/us | |