Math Chapter 1 Review/Assessment
| When one of the addends is 1, 2, or 3, you can use _________________________ to find the sum | When you subtract ________ from a number, the difference is that number. |
| When one of the addends is close to 10, first ________________________ and then add the rest. | When both addends are the same, you are adding ____________. |
| Find the sum;
4 + 7 = _____ , so _____ + ____ = ______ |
Find the sum;
3 + 7 = _______ , so ______ + _____ = ______ |
| Karen was asked to find the difference of
11 - 8 = __?__. So she said 9, 10, 11 ... the difference is 3. What strategy did she use to find the difference? Explain |
Which number sentence shows doubles
plus one?
7 + 4 = 11, 6 - 5 = 1, 4 + 5 = 9
|
| You are expected to know your addition facts
visit...The ArithmAttack |
You are expected to know your subtraction facts. Visit |
| Write a fact family for this set of numbers
3, 5, 8 |
Write the missing number sentence for this fact family.
6 + 9 = 15, 9 + 6 = 15, 15 - 6 = 9, ? |
| Write an addition fact that is related to;
15 - 7 = 8, _____________________ |
How many number sentences can you make using a 3, 4, and 5 as addends? |
| Write a subtraction story problem. | Write an addition story problem. |
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